Casio fx-7400GII manuel d'utilisation

CASIO Worldwide Education Website http://edu.casio.com CASIO EDUCATIONAL FORUM http://edu.casio.com/forum/ fx- 986 0 GI I S D fx- 986 0 GI I fx- 986 0 G A U P L U S fx -9860 G S l im ( U p d a ted to OS 2. 0 0 ) fx- 986 0 G S D ( U pd a ted to O S 2. 0 0 ) fx- 986 0 G ( U p d a ted to OS 2. 0 0 ) fx- 986 0 G A U ( U p d a t ed to O S 2. 0 0 ) I[[...]

i • The contents of this user’s guide are subject to change without notice. • No part of this user’s guide may be reproduced in any form without the express written consent of the manufacturer. • The options described in Chapter 13 of this user’s guide may not be available in certain geographic areas. For full details on availability in[...]

ii Cont ents Getting Acquainted — Read This First! Chapter 1 Basic Operation 1. Keys ....................................................................................................................... ....... 1-1 2. Display .................................................................................................................... ...[...]

iii Chapter 6 Statistical Graphs and Calculations 1. Before Performing Statistical Calculations .................................................................... 6-1 2. Calculating and Graphing Single-Variable Statistical Data ........................................... 6-4 3. Calculating and Graphing Paired-Variable Statistical Data ...........[...]

iv Chapter 12 System Manager 1. Using the System Manager ......................................................................................... 12-1 2. System Settings .......................................................................................................... 12-1 Chapter 13 Data Communications 1. Connecting Two Units ............[...]

v G et ting Acquainted — Read This First ! I About this User’s Guide S Model-specific Function and Screen Differences This User’s Guide covers multiple different calculator models. Note that some of the functions described here may not be available on all of the models covered by this User’s Guide. All of the screen shots in this User’s G[...]

vi the mode the calculator is in, and current operation assignments are indicated by function menus that appear at the bottom of the display. • This User’s Guide shows the current operation assigned to a function key in parentheses following the key cap for that key.  (Comp), for example, indicates that pressing  selects {Comp}, which is [...]

1-1 Chapter 1 Basic O pe ration 1. Keys I Key Table Not all of the functions described above are available on all models covered by this manual. Depending on calculator model, some of the above keys may not be included on your calculator. Page Page Page Page Page Page Page Page Page Page Page 2-1 5-29 5-5 5-3 2-14 1-18, 2-14 1-2 2-7 2-14 2-14 5-28 [...]

1-2 I Key Markings Many of the calculator’s keys are used to perform more than one function. The functions marked on the keyboard are color coded to help you find the one you need quickly and easily. Function Key Operation  log J  10 x J  B ?J The following describes the color coding used for key markings. Color Key Operation Yellow P[...]

1-3 3. Press U to display the initial screen of the mode whose icon you selected. Here we will enter the STAT mode. • You can also enter a mode without highlighting an icon in the Main Menu by inputting the number or letter marked in the lower right corner of the icon. • Use only the procedures described above to enter a mode. If you use any ot[...]

1-4 Icon Mode Name Description TVM* 1 (Financial) Use this mode to perform financial calculations and to draw cash flow and other types of graphs. E-CON2* 1 Use this mode to control the optionally available EA-200 Data Analyzer. For more information about the E-CON2 mode, download the E-CON2 manual (English version only) from: http://edu.casio. com[...]

1-5 1.2 E –03 indicates that the result is equivalent to 1.2 s 10 –3 . This means that you should move the decimal point in 1.2 three places to the left, because the exponent is negative. This results in the value 0.0012. You can specify one of two different ranges for automatic changeover to normal display. Norm 1 ................... 10 –2 ([...]

1-6 I Editing Calculations Use the B and C keys to move the cursor to the position you want to change, and then perform one of the operations described below. After you edit the calculation, you can execute it by pressing U . Or you can use C to move to the end of the calculation and input more. • You can select either insert or overwrite for inp[...]

1-7 I Using Replay Memory The last calculation performed is always stored into replay memory. You can recall the contents of the replay memory by pressing B or C . If you press C , the calculation appears with the cursor at the beginning. Pressing B causes the calculation to appear with the cursor at the end. You can make changes in the calculation[...]

1-8 U Press ) . Cursor is positioned automatically at the location of the cause of the error. Make necessary changes. B @ Execute again. U I Using the Clipboard for Copy and Paste You can copy (or cut) a function, command, or other input to the clipboard, and then paste the clipboard contents at another location. • The procedures described here a[...]

1-9 2. Use the cursor keys to move the cursor and highlight the range of text you want to cut. 3. Press  (CUT) to cut the highlighted text to the clipboard. Cutting causes the original characters to be deleted. S Pasting Text Move the cursor to the location where you want to paste the text, and then press  H (PASTE). The contents of the clipb[...]

1-10 4. Input the first letter of the command you want to input. This will display the first command that starts with that letter. 5. Use the cursor keys ( D , A ) to highlight the command you want to input, and then press  (INPUT) or U . Example To use the Catalog to input the ClrGraph command  C (CATALOG) ( (C) A ~ A U Pressing ) or ) (Q[...]

1-11 • Unless specifically stated otherwise, all operations in this section are performed in the RUN • MAT mode. I Input Operations in the Math Input/Output Mode S Math Input/Output Mode Functions and Symbols The functions and symbols listed below can be used for natural input in the Math input/output mode. The “Bytes” column shows the numb[...]

1-12 S Using the MATH Menu In the RUN • MAT mode, pressing  (MATH) displays the MATH menu. You can use this menu for natural input of matrices, differentials, integrals, etc. •{ MAT } ... {displays the MAT submenu, for natural input of matrices} •{ 2 s 2 } ... {inputs a 2 × 2 matrix} •{ 3 s 3 } ... {inputs a 3 × 3 matrix} •{ m s n } [...]

1-13 D C  V U Example 3 To input 1+ x +1 dx 0 1 @  (MATH)  ( E )  ( ° dx ) T @ C ? D @ C U Example 4 To input 2 × 1 2 2 1 2 2 A  (MATH)  (MAT)  (2×2) 6 @ A A CC V (  ) A C[...]

1-14 C V (  ) A CC 6 @ A A U S When the calculation does not fit within the display window Arrows appear at the left, right, top, or bottom edge of the display to let you know when there is more of the calculation off the screen in the corresponding direction. When you see an arrow, you can use the cursor keys to scroll the screen contents an[...]

1-15 This capability can be used with the following functions. Function Key Operation Original Expression Expression After Insertion Improper Fraction 6 Power ,  V (  ) Cube Root   ( 3  ) Power Root  , ( x  ) e x ( ( e x ) 10 x J (10 x ) log(a,b)  (MATH)  (log a b) Absolute Value  (MATH)  (Abs) Linear Diffe[...]

1-16 I Using Undoing and Redoing Operations You can use the following procedures during calculation expression input in the Math input/ output mode (up until you press the U key) to undo the last key operation and to redo the key operation you have just undone. - To undo the last key operation, press: ?# (UNDO). - To redo a key operation you have j[...]

1-17 • Matrices are displayed in natural format, up to 6 × 6. A matrix that has more than six rows or columns will be displayed on a MatAns screen, which is the same screen used in the Linear input/output mode. • Lists are displayed in natural format for up to 20 elements. A list that has more than 20 elements will be displayed on a ListAns sc[...]

1-18 • The value stored in the answer memory is always dependent on the result produced by the last calculation performed. If history contents include operations that use the answer memory, editing a calculation may affect the answer memory value used in subsequent calculations. - If you have a series of calculations that use the answer memory to[...]

1-19 20 73 5 2 + 3 = 4 1 10 23 + 2 3 1.5 + 2.3 i = i 2 6 5 C  3  6 (  ) 1 C 4 U 1.5  2.3  ? ( i ) U , dx d ( ) x 3 +4 x 2 + x − 6 x = 3 = 52  (MATH)  ( d / dx ) T , 3 C  4 TV  T  6 C 3 U 2 x 2 + 3 x + 4 dx = 3 404  5 1  (MATH)  ( E )  ( ° dx ) 2 T V  3 T  4 C 1 C 5 U ( k 2 − 3 k + 5 ) = 55 ∑ k [...]

1-20 The following operation is a continuation of the example calculation on the previous page. @ C @ 6 A CC BB C @B 6 C CC D C E C G U S To assign a matrix created using Math input/output mode to a MAT mode matrix Example To assign the calculation result to Mat J  A (Mat)  (Ans) ?  A (Mat) ?  (J) U • Pressing the # key while th[...]

1-21 Important! • On a model whose operating system has been updated to OS 2.00 from an older OS version, Math input/output mode input and result display are not supported in any mode except the RUN • MAT mode and e • ACT mode. S Math Input/Output Mode Input in the GRAPH Mode You can use the Math input/output mode for graph expression input i[...]

1-22 Example To solve the quadratic equation x 2 + 3 x + 5 = 0 in the EQUA mode K EQUA K (SET UP) AAAA (Complex Mode)  (a+b i ) )  (POLY)  (2) @ U B U D UU 5. Option (OPTN) Menu The option menu gives you access to scientific functions and features that are not marked on the calculator’s keyboard. The contents of the option menu differ[...]

1-23 6. Variable Data (VARS) Menu To recall variable data, press ) to display the variable data menu. { V-WIN } / { FACT } / { STAT } / { GRPH } / { DYNA } / { TABL } / { RECR } / { EQUA } / { TVM } / { Str } • Note that the EQUA and TVM items appear for function keys (  and  ) only when you access the variable data menu from the RUN • MA[...]

1-24 • { INPT } * ... {statistical calculation input values} • { n } / { ¯ x } / {s x } / { n 1 } / { n 2 } / { ¯ x 1 } / { ¯ x 2 } / { s x 1 } / { s x 2 } / { s p } ... {size of sample}/{mean of sample}/{sample standard deviation}/{size of sample 1}/{size of sample 2}/{mean of sample 1}/{mean of sample 2}/{standard deviation of sample 1}/{s[...]

1-25 S RECR* — Recalling recursion formula* 1 , table range, and table content data •{ FORM } ... {recursion formula data menu} • { a n } / { a n +1 } / { a n +2 } / { b n } / { b n +1 } / { b n +2 } / { c n } / { c n +1 } / { c n +2 } ... { a n }/{ a n +1 }/{ a n +2 }/{ b n }/{ b n +1 }/{ b n +2 }/{ c n }/ { c n +1 }/{ c n +2 } expressions ?[...]

1-26 •{ DISP } ...... {display command menu} •{ REL } ....... {conditional jump relational operator menu} •{ I/O } ......... {I/O control/transfer command menu} •{ : } ............. {multi-statement command} •{ STR } ....... {string command} The following function key menu appears if you press  ) (PRGM) in the RUN • MAT (or RUN ) mod[...]

1-27 S Mode (calculation/binary, octal, decimal, hexadecimal mode) •{ Comp } ... {arithmetic calculation mode} •{ Dec } / { Hex } / { Bin } / { Oct } ... {decimal}/{hexadecimal}/{binary}/{octal} S Frac Result (fraction result display format) •{ d/c } / { ab/c } ... {improper}/{mixed} fraction S Func Type (graph function type) Pressing one of [...]

1-28 S List File (list file display settings) •{ FILE } ... {settings of list file on the display} S Sub Name (list naming) •{ On } / { Off } ... {display on}/{display off} S Graph Func (function display during graph drawing and trace) •{ On } / { Off } ... {display on}/{display off} S Dual Screen (dual screen mode status) •{ G+G } / { GtoT[...]

1-29 S Periods/YR. * (payment interval specification) •{ Annu } / { Semi } ... {annual}/{semiannual} S Ineq Type (inequality fill specification) •{ AND } / { OR } ... When graphing multiple inequalities, {fill areas where all inequality conditions are satisfied}/{fill areas where each inequality condition is satisfied} S Simplify (calculation r[...]

1-30 2. Press  F (CAPTURE). • This displays a memory area selection dialog box. 3. Input a value from 1 to 20 and then press U . • This will capture the screen image and save it in capture memory area named “Capt n ” ( n = the value you input). • You cannot capture the screen image of a message indicating that an operation or data comm[...]

1-31 I Restart and Reset S Restart Should the calculator start to act abnormally, you can restart it by pressing the RESTART button (P button). Note, however, that you should only use the RESTART button only as a last resort. Normally, pressing the RESTART button reboots the calculator’s operating system, so programs, graph functions and other da[...]

2-1 Chapter 2 Ma nual Calculations 1. Basic Calculations I Arithmetic Calculations • Enter arithmetic calculations as they are written, from left to r ight. • Use the  ke y to input the min us sign bef ore a negative v alue. • Calculations are performed inter nally with a 15-digit mantissa. The result is rounded to a 10- digit mantissa bef[...]

2-2 Example 2 200 w 7 s 14 = 400 Condition Operation Display 200  7  14 U 400 3 decimal places K (SET UP) DD  (Fix) B U)U 400.000 Calculation continues using displa y capacity of 10 digits 200  7 U  14 U 28.571 Ans s I 400.000 • If the same calculation is perf or med using the specified number of digits: 200  7 U 28.571 The v[...]

2-3 tanh –1 , (–), d, h, b , o, Neg, Not, Det, T rn, Dim, Identity , Ref , Rref , Sum, Prod, Cuml, P ercent, List, Abs, Int, F r ac, Intg, Arg, Conjg, ReP , ImP  Abbre viated multiplication f or mat in front of T ype A functions , T ype C functions, and parenthesis. 2  3, A log2, etc.  P er mutation, combination n P r , n C r  Metri[...]

2-4 S Calculation Result Displa y Range with  Displa y of a calculation result in  f ormat is suppor ted f or result with  in up to two terms. Calculation results in  f or mat tak e one of the f ollowing f or ms. p a  b , p d p a  b , p a ' b c p d ' e f • The f ollowing are the ranges for each of the coefficients ( a [...]

2-5 S Calculation Result Displa y Range with P A calculation results is displa yed using P f or mat in the follo wing cases . • When the calculation result can be displa yed in the form n P n is an integer up to |10 6 |. • When the calculation result can be displa yed in the form a b c P or b c P How e v er , {number of a digits + number of b d[...]

2-6 I Overflow and Err or s Exceeding a specified input or calculation range , or attempting an illegal input causes an error message to appear on the displa y . Fur ther operation of the calculator is impossib le while an error message is displa yed. For details , see the “Error Message T able” on page A -1. • Most of the calculator’ s ke [...]

2-7 Example 2 T o ad d 456 to variab le A and store the result in variab le B ?T (A) CDE ? ?J (B) U S T o assign the same value to more than one v ariable [v alue] ? [first variab le name] ? (~) [last v ariable name] U • Y ou cannot use “ r ”o r“ Q ” as a v ariable name. Example T o assign a v alue of 10 to v ariables A thr ough [...]

2-8 S T o store a function Example T o store the function (A+B) (A–B) as function memory number 1  ?T (A)  ?J (B)   ?T (A)  ?J (B)  *  ( E )  ( E )  (FMEM)*  (ST O) @ U * fx-7400G II :  (FMEM) ))) • If the function memor y number to which y ou store a function already contains a function, the pre vious function [...]

2-9 S T o delete a function Example T o delete the contents of function memory number 1 *  ( E )  ( E )  (FMEM)*  (ST O) @ U * fx-7400G II :  (FMEM) • Ex ecuting the store operation while the displa y is b lank deletes the function in the function memor y you specify . I Answer Function The Ans wer Function automatically stores the[...]

2-10 I P erf orming Continuous Calculations Ans wer memory also lets you use the result of one calculation as one of the arguments in the ne xt calculation. Example 1 w 3 = 1 w 3 s 3 = @B U (Contin uing) B U Continuous calculations can also be used with T ype B functions ( x 2 , x –1 , x! , on page 2-2), +, –, ^( x y ), x  , ° ’ ”[...]

2-11 S T o specify the number of significant digits (Sci) Example T o specify three significant digits  (Sci) B U Press the number k ey that corresponds to the n umber of significant digits you w ant to specify ( n = 0 to 9). Specifying 0 makes the number of significant digits 10. • Displa yed values are rounded off to the number of significan[...]

2-12 S Hyperbolic Calculations (HYP) [OPTN] - [HYP] • { sinh } / { cosh } / { tanh } ... hyperbolic {sine}/{cosine}/{tangent} • { sinh –1 } / { cosh –1 } / { tanh –1 } ... inv erse h yperbolic {sine}/{cosine}/{tangent} S Pr obability/Distribution Calculations (PROB) [OPTN] - [PROB] • { x! } ... {press after inputting a value to obtain t[...]

2-13 S Engineering Symbol (ESYM) [OPTN] - [ESYM] • { m } / { μ } / { n } / { p } / { f } ... {milli (10 –3 )}/{micro (10 –6 )}/{nano (10 –9 )}/{pico (10 –12 )}/{femto (10 –15 )} • { k } / { M } / { G } / { T } / { P } / { E } ... {kilo (10 3 )}/{mega (10 6 )}/{giga (10 9 )}/{tera (10 12 )}/{peta (10 15 )}/ {e xa (10 18 )} • { ENG }[...]

2-14 I Logarithmic and Exponential Functions • Be sure to specify Comp f or Mode in the Setup screen. Example Operation log 1.23 (log 10 1.23) = 0.08990511144 J 1.23 U log 2 8=3 *  (CALC)*  ( E )  (log a b) 2  8  U (–3) 4 = (–3) s (–3) s (–3) s (–3) = 81   3  , 4 U 7 123 (= 123 1 7 ) = 1.988647795 7  , ( x [...]

2-15 I Random Number Generation (RAND) S Random Number Generation (0 to 1) (Ran#, RanList#) Ran# and RanList# generate 10 digit random n umbers randomly or sequentially from 0 to 1. Ran# retur ns a single random n umber , while RanList# retur ns multiple random numbers in list f or m. The follo wing shows the syntax es of Ran# and RanList#. Ran# [a[...]

2-16 RanList# Examples Example Operation RanList# (4) (Generates f our random n umbers and displa ys the result on the ListAns screen.) *  ( E )  (PROB)*  (RAND)  (List) 4  U RanList# (3, 1) (Generates from the first to the third random numbers of sequence 1 and displa ys the result on the ListAns screen.) ) *  ( E )  (PROB)* ?[...]

2-17 Example Operation RanNor m# (8, 68) (Randomly produces a body length v alue obtained in accordance with the nor mal distribution of a group of inf ants less than one year old with a mean body length of 68cm and standard de viation of 8.) *  ( E )  (PROB)*  (RAND)  (Norm) 8  68  U RanNor m# (8, 68, 5) (Randomly produces the bo[...]

2-18 Example Operation Calculate r and Ƨ ° when x =1 4a n d y = 20.7 K (SET UP) AAAAAA *  (Deg) ) *  ( E )  (ANGL)**  ( E )  (P ol() 14  20.7  U) Calculate x and y when r =2 5a n d Ƨ = 56°  (Rec() 25  56  U * fx-7400G II , fx-9750G II : AAAAA ** fx-7400G II :  (ANGL) I P erm utation and Combination S P ermuta[...]

2-19 I Division Remainder (MOD), Remainder of Exponential Division (MOD Exp) Example Operation T o determine the remainder when 137 is divided by 7 (MOD (137, 7) = 4) *  ( E )  (NUM)*  ( E )  (MOD) 137  7  U T o determine the remainder when 5 3 is divided by 3 (MOD • E (5, 3, 3) = 2) *  ( E )  (NUM)*  ( E )  (MOD •[...]

2-20 = 0.0009k (kilo) = 0.9 = 900m  (ENG)* 1  (ENG)* 2  (ENG)* 2 * fx-7400G II :  (ESYM) * 1 Conv er ts the displa y ed v alue to the ne xt higher engineering unit, by shifting the decimal point three places to the right. * 2 Conv er ts the displa y ed v alue to the ne xt low er engineering unit, by shifting the decimal point three plac[...]

2-21 5. Numerical Calculations The f ollowing e xplains the numer ical calculation operations included in the function men u displa yed when *  (CALC) (  (CALC) on the fx-7400G II ) is pressed. The f ollowing calculations can be perf or med. • { Int÷ } / { Rmdr } / { Simp } ... {quotient}/{remainder}/{simplification} • { Solve } / { d / [...]

2-22 Under initial def ault settings, this calculator automatically simplifies fr action calculation results bef ore displa ying them. Before perf or ming the follo wing e xamples, use the Setup screen to change the “Simplify” setting from “Auto” to “Man ual” (page 1-29). • When “a+b i ”o r “ r  Q ” is specified f or the Se[...]

2-23 V ariable tab le input is used with the Solv e function in the EQU A mode. This input method is recommended f or most nor mal Solv e function input. An error (Time Out) occurs when there is no conv ergence of the solution. F or inf ormation about Solve calculations, see page 4-4. • Y ou cannot use a quadratic diff erential, 3 , maximum/minim[...]

2-24 I Differential Calculations [OPTN] - [CALC] - [ d / dx ] T o perf orm differential calculations , first displa y the function analysis menu, and then input the v alues using the syntax below . *  (CALC)*  ( d / dx ) f ( x )  a  tol  * fx-7400G II :  (CALC) ( a : point f or which y ou want to determine the derivativ e, tol : t[...]

2-25 • Inaccurate results and errors can be caused b y the f ollowing: - discontinuous points in x values - extreme changes in x v alues - inclusion of the local maximum point and local minimum point in x v alues - inclusion of the inflection point in x values - inclusion of undifferentiab le points in x v alues - diff erential calculation result[...]

2-26 • Input of the tolerance ( tol ) v alue and the closing parenthesis can be omitted. • Specify a tolerance ( tol ) v alue of 1 E –14 or greater . An error (Time Out) occurs whenev er no solution that satisfies the tolerance v alue can be obtained. • The rules that apply for linear diff erential also apply when using a quadratic differen[...]

2-27 Example T o perf orm the integration calculation f or the function shown belo w , with a tolerance of “ tol ”= 1 E –4 Input the function f ( x ). *  (CALC)*  ( ° dx ) A TV B T C * fx-7400G II :  (CALC) Input the star t point and end point. @D Input the tolerance v alue. @ $ C U Note the f ollowing points to[...]

2-28 Integration Calculation Precautions • In the function f ( x ), only X can be used as a v ariable in e xpressions. Other variables (A through Z e xcluding X, r , Ƨ ) are treated as constants, and the v alue currently assigned to that v ariable is applied during the calculation. • Input of “ tol ” and closing parenthesis can be omitted.[...]

2-29 I Maxim um/Minimum V alue Calculations [OPTN] - [CALC] - [FMin]/[FMax] After displa ying the function analysis menu, y ou can input maximum/minim um calculations using the f or mats belo w , and solve f or the maxim um and minimum of a function within inter v al a  x  b . S Minim um V alue *  (CALC)*  ( E )  (FMin) f ( x )  a[...]

2-30 6. Comple x Number Calculations Y ou can perf or m addition, subtraction, multiplication, division, parentheses calculations , function calculations, and memory calculations with complex n umbers just as you do with the manual calculations described on pages 2-1 to 2-14. Y ou can select the comple x number calculation mode b y changing the Com[...]

2-31 I Arithmetic Operations [OPTN] - [CPLX] - [ i ] Arithmetic operations are the same as those you use f or manual calculations. Y ou can e v en use parentheses and memor y . Example (1 + 2 i )+( 2+3 i ) *  (CPLX)* @A  ( i )  AB  ( i )  U * fx-7400G II :  (CPLX) I Recipr ocals, Square Roots, and Squares Example (3[...]

2-32 *  (CPLX)*  (Abs) BC  ( i )  U (Calculation of absolute v alue) * fx-7400G II :  (CPLX) *  (CPLX)*  (Arg) BC  ( i )  U (Calculation of argument) * fx-7400G II :  (CPLX) • The result of the argument calculation diff ers in accordance with the current angle unit setting (degrees , radians, g rads). I C[...]

2-33 Example T o transf orm the rectangular f orm of complex n umber 1 +  3 i to its polar form K (SET UP) AAAAAA *  (Deg) A  ( a + b i ) ) @ V (  ) B *  (CPLX)**  ( i )  ( E )  (  r  Q ) U * fx-7400G II , fx-9750G II : AAAAA ** fx-7400G II :  (CPLX) A T (  ) E? *  (CPLX)*  ( E )  ( [...]

2-34 Number System Binar y Octal Decimal He xadecimal Display Capacity 16 digits 11 digits 10 digits 8 digits • The alphabetic characters used in the he xadecimal number appear diff erently on the display to distinguish them from te xt characters . Normal T ext AB C DEF Hexadecimal V alues ST U V W X Keys TJ ( Q A R • The f ollowing are the cal[...]

2-35 S T o input values of mixed number systems Example T o input 123 10 , when the default number system is hexadecimal K (SET UP) Mo v e the highlighting to “Mode”, and then press  (He x) ) .  (d~o)  (d) @AB U I Negative V alues and Bitwise Operations Press  (LOG) to displa y a menu of negation and bitwise operators . •{ Neg [...]

2-36 S T o con ver t a displa yed v alue fr om one number system to another Example T o con ver t 22 10 (default number system) to its binary or octal value K (SET UP) Mo v e the highlighting to “Mode”, and then press  (Dec) ) .  (d~o)  (d) AA U ) (DISP)  (  Bin) U  (  Oct) U 8. Matrix Calculations Impor tant! • Mat[...]

2-37 I Inputting and Editing Matrices Pressing  (  MA T) displa ys the Matrix Editor screen. Use the Matr ix Editor to input and edit matrices. m s n … m (row) s n (column) matrix None… no matrix preset •{ DEL } / { DEL • A } ... deletes {a specific matrix}/{all matr ices} •{ DIM } ... {specifies the matrix dimensions (number of cel[...]

2-38 The f ollowing oper ation is a continuation of the e xample calculation on the pre vious page . @ U A U B U C U D U E U (Data is input into the highlighted cell. Each time you press U , the highlighting mov es to the next cell to the right.) • Displa yed cell v alues show positive integers up to six digits , and negativ e integers up to fiv [...]

2-39 S Row Calculations The f ollowing men u appears whene v er you press  (R-OP) while a recalled matrix is on the displa y . •{ Swap } ... {row s w ap} •{ s Rw } ... {product of specified row and scalar} •{ s Rw+ } ... {addition of one row and the product of a specified ro w with a scalar} •{ Rw+ } ... {addition of specified row to ano[...]

2-40 S T o add two rows tog ether Example T o ad d ro w 2 to r ow 3  (R-OP)  (Rw+) Specify number of ro w to be added. A U Specify number of ro w to be added to . B UU S Row Operations •{ DEL } ... {delete row} •{ INS } ... {inser t row} •{ ADD } ... {add row} S T o delete a row Example T o delete r ow 2  (RO W) A  (DEL) S T o ins[...]

2-41 S Column Operations •{ DEL } ... {delete column} •{ INS } ... {inser t column} •{ ADD } ... {add column} S T o delete a column Example T o delete column 2  (COL) C  (DEL) I Modifying Matrices Using Matrix Commands [OPTN] - [MA T] S T o display the matrix commands 1. F rom the Main Menu, enter the RUN • MA T mode. 2. Press * to di[...]

2-42 Example T o input the f ollowing data as Matrix A:   ( [ )   ( [ ) @BD   ( ] )   ( [ ) ACE   ( ] )   ( ] ) ? *  (MA T)  (Mat) ?T (A) U Matr ix name • The maximum v alue of both m and n is 999. • An error occurs if memor y becomes full as you are inputting data. • Y ou can also use the[...]

2-43 S T o assign values to and recall v alues from an existing matrix [OPTN] - [MA T] - [Mat] Use the f ollowing f or mat with the Mat command to specify a cell for v alue assignment and recall. Mat X [ m , n ] X = matrix name (A through Z, or Ans) m = ro w number n = column n umber Example 1 T o assign 10 to the cell at r ow 1, column 2 of the fo[...]

2-44 • Y ou can use Matrix Answer Memory to assign the results of the abov e matrix input and edit operations to a matrix variab le. T o do so , use the f ollo wing syntax. Fill ( n , Mat A ) A ugment (Mat A , Mat B ) m Mat G In the abov e , A , B , and G are any v ariable names A through Z, and n is an y v alue. The abov e does not aff ect the c[...]

2-45 S Matrix Arithmetic Operations [OPTN] - [MA T] - [Mat]/[Iden] Example 1 T o ad d the follo wing tw o matrices (Matri x A + Matrix B): *  (MA T)  (Mat) ?T (A)   (Mat) ?J (B) U Example 2 T o m ultiply the two matrices in Example 1 (Matrix A s Matrix B) *  (MA T)  (Mat) ?T (A)   (Mat) ?J (B) U • The two matrices must ha [...]

2-46 *  (MA T)  (T rn)  (Mat) ?T (A) U S Row Echelon Form [OPTN] - [MA T] - [Ref] This command uses the Gaussian elimination algorithm to find the row echelon f or m of a matrix. Example T o find the r ow echelon form of the f ollowing matrix: Matrix A = *  (MA T)  ( E )  (Ref)  ( E )  (Mat) ?T (A) U S Reduced Row Echelon Fo[...]

2-47 • Only square matrices (same number of rows and columns) can be in v er ted. T r ying to inv er t a matrix that is not square produces an error . • A matrix with a deter minant of zero cannot be in verted. T rying to inv er t a matr ix with deter minant of zero produces an error . • Calculation precision is aff ected f or matrices whose [...]

2-48 S Complex Number Calculations with a Matrix Example T o determine the absolute v alue of a matrix with the f ollowing comple x number elements: Matrix D = *  ( E )  (NUM)  (Abs) *  (MA T)  (Mat) ?Q (D) U • The f ollowing comple x number functions are suppor ted in matr ices. i , Abs, Arg, Conjg, ReP , ImP ,  a+b i ,  r ?[...]

2-49 Y ou can conv er t from any unit in a category to any other unit in the same categor y . • Attempting to conv er t from a unit in one categor y (such as “AREA”) to a unit in another categor y (such as “TIME”) results in a Conv ersion ERROR. • See the “Unit Conv ersion Command List” (page 2-50) f or information about the units i[...]

2-50 I Unit Con ver sion Command List Cat. Display Name Unit Cat. Displa y Name Unit Length fm f er mi V olume cm 3 cubic centimeter Å angstrom mL milliliter M m micrometer L liter mm millimeter m 3 cubic meter cm centimeter in 3 cubic inch m meter ft 3 cubic f oot km kilometer fl_oz(UK) ounce A U astronomical unit fl_oz(US) fluid ounce (U .S .) l[...]

2-51 Cat. Display Name Unit Cat. Displa y Name Unit T emperature °C degrees Celsius Pressure P a P ascal K K elvin kP a Kilo P ascal °F degrees F ahrenheit mmH 2 O millimeter of water °R degrees Rankine mmHg millimeter of Mercur y V elocity m/s meter per second atm atmosphere km/h kilometer per hour inH 2 O inch of water knot knot inHg inch of M[...]

3-1 Chapter 3 Lis t F unc ti o n A list is a storage place f or multiple data items . This calculator lets you store up to 26 lists in a single file , and y ou can store up to six files in memor y . Stored lists can be used in ar ithmetic and statistical calculations, and f or graphing. Element number Displa y range Cell Column List name Sub name R[...]

3-2 S T o batch input a series of values 1. Use the cursor k e ys to mov e the highlighting to another list. 2. Press   ( { ), and then input the v alues you w ant, pressing  between each one . Press   ( } ) after inputting the final v alue.   ( { ) EFG   ( } ) 3. Press U to store all of the v alues in your list. U [...]

3-3 S T o delete a cell 1. Use the cursor k e ys to mov e the highlighting to the cell y ou want to delete . 2. Press  ( E )  (DEL) to delete the selected cell and cause e v er ything below it to be shifted up . • The cell delete operation does not aff ect cells in other lists . If the data in the list whose cell you delete is someho w rela[...]

3-4 3. T ype in the name and then press U . • T o type in a name using alpha characters , press ? to enter the ALPHA-LOCK mode. Example: YEAR  (Y) A (E) T (A) E (R) U • The f ollowing oper ation displa ys a sub name in the RUN • MA T (or RUN ) mode.  @ (List) n   ( [ ) ?   ( ] ) U ( n = list number from 1 to 26) • Thoug[...]

3-5 Ascending order 1. While the lists are on the screen, press  ( E )  (T OOL)  (SRT • A). 2. The prompt “Ho w Many Lists?:” appears to ask how many lists y ou w ant to sor t. Here we will sor t one base list linked to one other list, so we should input 2. A U 3. In response to the “Select Base List List No:” prompt, input the n[...]

3-6 Example T o transf er the contents of List 1 (2, 3, 6, 5, 4) to column 1, and the contents of List 2 (11, 12, 13, 14, 15) to column 2 of Matrix Ans wer Memory *  (LIST)  (L m M)  (List) @  (List) A U S T o count the number of data items in a list [OPTN] - [LIST] - [Dim] *  (LIST)  (Dim)  (List) <list number 1 - 26&[...]

3-7 S T o g enerate a sequence of number s [OPTN] - [LIST] - [Seq] *  (LIST)  (Seq) <e xpression>  <v ariable name>  <star t value>  <end v alue>  <increment>  U • The result of this operation is stored in ListAns Memor y . Example T o input the n umber sequence 1 2 , 6 2 , 1 1 2 , into a list, u[...]

3-8 S T o calculate the median of data items of specified frequency [OPTN] - [LIST] - [Med] This procedure uses two lists: one that contains values and one that indicates the frequency (number of occurrences) of each v alue. The frequency of the data in Cell 1 of the first list is indicated by the v alue in Cell 1 of the second list, etc. • The t[...]

3-9 S T o calculate the cumulative frequency of eac h data item [OPTN] - [LIST] - [Cuml] *  (LIST)  ( E )  ( E )  (Cuml)  ( E )  (List) <list number 1 - 26> U • The result of this operation is stored in ListAns Memor y . Example T o calculate the cum ulative frequency of eac h data item in List 1 (2, 3, 6, 5, 4) *  (LIS[...]

3-10 • Y ou can specify the storage location in list memor y f or a calculation result produced b y a list calculation whose result is stored in ListAns memor y . For e xample, specifying “ List 1 m List 2” will store the result of List 1 in List 2. • The number of cells in the ne w List is one less than the number of cells in the original [...]

3-11 S T o directly input a list of values Y ou can also directly input a list of values using {, }, and  . Example T o input the list: 56, 82, 64   ( { ) DEGA EC   ( } ) S T o assign the contents of one list to another list Use ? to assign the contents of one list to another list. Example T o assign the contents of List 3 (41,[...]

3-12 S T o use list contents in ListAns Memor y in a calculation Example T o m ultiply the list contents in ListAns Memory b y 36 *  (LIST)  (List)  (Ans) BE U • The operation *  (LIST)  (List)  (Ans) recalls ListAns Memory contents. • This operation replaces current ListAns Memory contents with the result of the abov[...]

3-13 I P erf orming Scientific Function Calculations Using a List Lists can be used just as numeric values are in scientific function calculations . When the calculation produces a list as a result, the list is stored in ListAns Memor y . Example T o use List 3 41 65 22 to perform sin (List 3) Use radians as the angle unit. Q *  (LIST)  (List[...]

4-1 Chapter 4 Equation Calculations F rom the Main Menu, enter the EQU A mode. •{ SIML } ... {linear equation with 2 to 6 unkno wns} •{ POL Y } ... {degree 2 to 6 equation} •{ SOL V } ... {solv e calculation} 1. Simultaneous Linear Equations You can solve simultaneous linear equations with two to six unknowns. • Simultaneous Linear Equation[...]

4-2  K EQUA   (SIML)  (3) C U @ U A U @ U @ U E U B U @ U  D U C U @ U F U   (SOLV) • Internal calculations are performed using a 15-digit mantissa, but results are displayed using a 10-digit mantissa and a 2-digit exponent. • Simultaneous linear equations are solved by inverting the matrix containing the coeffi[...]

4-3 • To change the value of a coefficient that you already stored by pressing U , move the cursor to the coefficient you want to edit. Next, input the value you want to change to. • Pressing  (CLR) clears all coefficients to zero. 4. Solve the equations. Example To solve the cubic equation (Angle unit = Rad) x 3 – 2 x 2 – x + 2 = 0  [...]

4-4 3. Solve Calculations The Solve Calculation mode lets you determine the value of any variable in a formula without having to solve the equation. 1. From the Main Menu, enter the EQUA mode. 2. Select the SOLV (Solver) mode, and input the equation as it is written. • If you do not input an equals sign, the calculator assumes that the expression[...]

5-1 Chapter 5 Graphing Select the icon in the Main Menu that suits the type of graph you want to draw or the type of table you want to generate. • GRAPH … General function graphing • RUN • MAT (or RUN ) … Manual graphing (pages 5-12 to 5-15) • TABLE … Number table generation (pages 5-15 to 5-19) • DYNA* … Dynamic graphing (pages 5[...]

5-2  (CONV)  (  Y=) to  (  Y b )  ( E )  (  X=) to  (  X b ) ... changes the function type  ( E )  (Y>) to  (Y b ) .... Y inequality on left side  ( E )  ( E )  (X>) to  (X b ) .... X inequality on left side Repeat this step as many times as required to input all of the functions you want. Ne[...]

5-3 S T o make V -Window settings 1. From the Main Menu, enter the GRAPH mode. 2. Press  (V-WIN) to display the V-Window setting screen. Rectangular coordinate parameter Xmin/Xmax … Minimum/maximum x -axis value Xscale … Spacing of x -axis increments Xdot … Value that corresponds to one x -axis dot Ymin/Ymax … Minimum/maximum y -axis [...]

5-4 I V-Window Memory You can store up to six sets of V-Window settings in V-Window memory for recall when you need them. S To store V-Window settings 1. From the Main Menu, enter the GRAPH mode. 2. Press  (V-WIN) to display the V-Window setting screen, and input the values you want. 3. Press  (STO) to display the pop-up window. 4. Press a[...]

5-5 I Zoom This function lets you enlarge and reduce the graph on the screen. 1. Draw the graph. 2. Specify the zoom type.  (ZOOM)  (BOX) ... Box zoom Draw a box around a display area, and that area is enlarged to fill the entire screen.  (FACT) Specifies the x -axis and y -axis zoom factors for factor zoom.  (IN)/  (OUT) ... Fact[...]

5-6   (ZOOM)  (BOX)  B ~ B U  B ~ B , D ~ D U • You must specify two different points for box zoom, and the two points cannot be on a straight line vertically or horizontally from each other. 3. Drawing a Graph You can store up to 20 functions in memory. Functions in memory can be edited, recalled, and graphed. I Specifying the [...]

5-7 S To store a parametric function Example To store the following expressions in memory areas Xt3 and Yt3: x = 3 sinT y = 3 cosT  (TYPE)  (Parm) (Specifies parametric expression.) B QTU (Inputs and stores x expression.) B ATU (Inputs and stores y expression.) S To create a composite function Example To use relations in Y1 and Y2 to create c[...]

5-8 The above three screens are produced using the Trace function. See “Function Analysis” (page 5-29) for more information. I Editing and Deleting Functions S To edit a function in memory Example To change the expression in memory area Y1 from y = 2 x 2 – 5 to y = 2 x 2 – 3 C (Displays cursor.) CCCCC # B (Changes contents.) U (Stores new g[...]

5-9 3. Press  (Yes) to delete the function or  (No) to abort the procedure without deleting anything. • Using the above procedure to delete one line of a parametric function (such as Xt2) also will delete the applicable paired line (Yt2, in the case of Xt2). I Selecting Functions for Graphing S To specify the draw/non-draw status of a graph[...]

5-10 I Graph Memory Graph memory lets you store up to 20 sets of graph function data and recall it later when you need it. A single save operation saves the following data in graph memory. • All graph functions in the currently displayed Graph relation list (up to 20) • Graph types • Function graph line information • Draw/non-draw status ?[...]

5-11 S To recall a stored graph 1. After graphing in GRAPH mode, press *  (PICT)  (RCL) to display the pop-up window. 2. Press a number key to specify the Picture memory for the picture you want to recall, and then press U . Pressing @ U recalls the picture function in Picture Memory 1 (Pict 1). • Recalling picture memory contents causes th[...]

5-12 Pressing  (SEL) while one of the function’s is highlighted would causes its “ R ” or “ B ” indicator to be cleared. A function without an indicator is drawn as the main screen graph (on the left side of the display). Example Graph y = x ( x + 1)( x – 1) in the main screen and sub-screen. Use the following V-Window settings. (Mai[...]

5-13   (V-WIN)  D U D U A U A  @? U @? U D U)   (SKTCH)  (Cls) U  (GRPH)  (Y=) A TV B T C U • Certain functions can be graphed easily using built-in function graphs. • You can draw graphs of the following built-in scientific functions. Rectangular Coordinate Graph Polar Coordinate Graph • sin x • co[...]

5-14   (TYPE)  (Y=) ?T (A) TV B   ( [ ) ?T (A)   (=) B@  @   ( ] ) U   (DRAW) • The value of only one of the variables in the expression can change. • Any of the following cannot be used for the variable name: X, Y, r , Q , T. • You cannot assign a variable to the variable inside the function. ?[...]

5-15  K RUN • MAT (or RUN) ?  (Y)   (=) T  G (CLIP) BBB  (COPY)  K GRAPH  K (SET UP) _ AAAA *  (Off) ) *fx-7400G ɉ , fx-9750G ɉ : AAA   (V-WIN)  D U D U A U A  @? U @? U D U)   (TYPE)  (Y=) A TV B T C U  (DRAW)   H (PASTE) • Paste is supported only when “Off” is selected[...]

5-16 S To generate a table using a table range Example To generate a table as the value of variable x changes from –3 to 3, in increments of 1 K TABLE  (SET)  B U B U @ U The numeric table range defines the conditions under which the value of variable x changes during function calculation. Start ............ Variable x start value End .....[...]

5-17 S To generate a differential number table Changing the setting of Setup screen’s Derivative item to On causes a number table that includes the derivative to be displayed whenever you generate a number table. Locating the cursor at a diff erential coefficient displa ys “ dy / dx ” in the top line , which indicates diff erential. • An er[...]

5-18 I Copying a Table Column to a List A simple operation lets you copy the contents of a numeric table column into a list. Use B and C to move the cursor to the column you want to copy. The cursor can be in any row. S To copy a table to a list Example To copy the contents of Column x into List 1 *  (LMEM) Input the number of the list you want [...]

5-19   (TYPE)  (Y=) B TV A U TVU   (SET)  B U B U @ U)   (TABL)   (G • CON) • You can use Trace, Zoom, or Sketch after drawing a graph. I Simultaneously Displaying a Number Table and Graph Specifying T+G for Dual Screen on the Setup screen makes it possible to display a number table and graph at the same time. 1[...]

5-20 8. Dynamic Graphing Important! • The fx-7400G ɉ is not equipped with the DYNA mode. I Using Dynamic Graph Dynamic Graph lets you define a range of values for the coefficients in a function, and then observe how a graph is affected by changes in the value of a coefficient. It helps to see how the coefficients and terms that make up a functio[...]

5-21 Repeats from  through  . I Drawing a Dynamic Graph Locus Turning on the Dynamic Graph locus setting on the Setup screen lets you overlay a graph drawn by changing the coefficient values. 1. From the Main Menu, enter the DYNA mode. 2. Make V-Window settings. 3. On the Setup screen, select “On” for “Locus”. 4. Use the cursor keys t[...]

5-22 I Graph Calculation DOT Switching Function Use this function to specify drawing of all the dots on the Dynamic Graph X-axis, or every other dot. This setting is value for Dynamic Func Y= graphic only. 1. Press K (SET UP) to display the Setup screen. 2. Press AAA * to select Y=Draw Speed. *fx-9750G ɉ : AA 3. Select the graphing method. ?[...]

5-23 2. Specify the recursion type.  (TYPE)  ( a n ) ... {general term of sequence a n }  ( a n +1 ) ... {linear two-term recursion}  ( a n +2 ) ... {linear three-term recursion} 3. Input the recursion formula. 4. Specify the table range. Specify a start point and end point for n . If necessary, specify a value for the initial term, and[...]

5-24  K RECUR   (V-WIN) ? U E U @ U A  @D U ED U D U)   (TYPE)  ( a n +1 ) A  ( a n ) @ U   (SET)  ( a 1 ) @ U E U @ U)   (SEL+S) D  ( ) )   (TABL)   (G • CON) • After drawing a graph, you can use Trace, Zoom, and Sketch. • Press to return to the number table screen. After drawing a[...]

5-25   (TABL)   (PHAS) • If you enter three expressions on the RECUR mode screen and select all of them for table creation, you will need to specify which two of the three expressions you want to use to draw the phase plot. To do so, use the function menu that appears when you press  (PHAS) on the table screen.  ( a • b ) ....[...]

5-26 I WEB Graph (Convergence, Divergence) y = f ( x ) is graphed by presuming a n +1 = y , a n = x for linear two-term regression a n +1 = f ( a n ) composed of a n +1 , a n . Next, it can be determined whether the function is convergent or divergent. 1. From the Main Menu, enter the RECUR mode. 2. Make V-Window settings. 3. Select 2-term recursio[...]

5-27 10. Graphing a Conic Section Important! • The fx-7400G ɉ is not equipped with the CONICS mode. I Graphing a Conic Section You can use the CONICS mode to graph parabolas, circles, ellipses, and hyperbolas. You can input a rectangular coordinate function, polar coordinate function, or parametric function for graphing. 1. From the Main Menu, e[...]

5-28 1. From the Main Menu, enter the GRAPH mode. 2. Make V-Window settings. 3. On the Setup screen, use the “Sketch Line” setting to specify the line style you want.  ( ) … Normal (initial default)  ( ) … Thick (twice the thickness of Normal)  ( ) … Broken (thick broken)  ( ) … Dot (dotted) 4. Input the function of the grap[...]

5-29   (TYPE)  (Y=) T  T A T_ A U   (DRAW)   (SKTCH)  (Tang)  C ~ C U * 1 * 1 You can draw a tangent line in succession by moving the “ ” pointer and pressing U . 12. Function Analysis I Reading Coordinates on a Graph Line Trace lets you move a pointer along a graph and read out coordinates on the[...]

5-30 1. From the Main Menu, enter the GRAPH mode. 2. On the Setup screen, specify On for Derivative. 3. Draw the graph. 4. Press  (TRCE), and the pointer appears at the center of the graph. The current coordinates and the derivative also appear on the display at this time. I Graph to Table You can use trace to read the coordinates of a graph [...]

5-31  (Y-ICPT) ... y -intercept  (ISCT) ... Intersection of two graphs  ( E )  (Y-CAL) ... y -coordinate for given x -coordinate  ( E )  (X-CAL) ... x -coordinate for given y -coordinate  ( E )  ( ° dx ) ... Integral value for a given range 4. When there are multiple graphs on the screen, the selection cursor ( I ) is locat[...]

5-32 • You can calculate the point of intersection for rectangular coordinate graphs (Y= f ( x ) type) and inequality graphs (Y  f ( x ), Y  f ( x ), Y P  f ( x ) or Y O  f ( x )) only. • Either of the following can cause poor accuracy or even make it impossible to obtain solutions. - When a solution is a point of tangency bet[...]

5-33 Example Graph the function shown below, and then determine the integral value at (–2, 0). Y1 = x ( x + 2)( x – 2) • You can also specify the lower limit and upper limit by inputting them on the 10-key pad. • When setting the range, make sure that the lower limit is less than the upper limit. • Integral values can be calculated for re[...]

5-34 S To calculate the focus and length of latus rectum [G-SL V]-[FOCS]/[LEN] Example To determine the focus and length of latus rectum for the parabola X = (Y – 2) 2 + 3 Use the following V-Window settings. Xmin = –1, Xmax = 10, Xscale = 1 Ymin = –5, Ymax = 5, Yscale = 1 K CONICS U @ U A U B U (DRAW)  (G-SLV)  (FOCS) (Calculates[...]

6-1 Chapter 6 Statistical Graph s and Calculations Impor tant! This chapter contains a number of gr aph screen shots. In each case , new data v alues w ere input in order to highlight the par ticular characteristics of the graph being dra wn. Note that when you try to dra w a similar graph, the unit uses data v alues that you hav e input using the [...]

6-2 • List The initial def ault statistical data is List 1 f or single-v ariable data, and List 1 and List 2 f or paired-v ariable data. Y ou can specify which statistical data list you want to use f or x -data and y -data. • Frequency Nor mally , each data item or data pair in the statistical data list is represented on a graph as a point. Whe[...]

6-3 • Display (pie graph v alue displa y setting) •{ % } / { Data } ... F or each data element {displa y as percentage}/{displa y as value} • % Sto Mem (Specifies storage of percenta ge values to a list.) •{ None } / { List } ... F or percentage v alues: {Do not store to list}/{Specify List 1 to 26 and store} When “Bo x” (med-box graph)[...]

6-4 2. Calculating and Graphing Single-V ariab le Statistical Data Single-v ariable data is data with only a single v ariable. If y ou are calculating the a ver age height of the members of a class f or e xample, there is only one v ariable (height). Single-v ariable statistics include distribution and sum. The follo wing types of graphs are av ail[...]

6-5 The displa y screen appears as shown abo v e bef ore the graph is dr a wn. At this point, you can change the Star t and Width v alues. I Med-bo x Graph This type of graph lets y ou see ho w a large number of data items are grouped within specific ranges . A bo x encloses all the data in an area from the first quar tile (Q1) to the third quar ti[...]

6-6 I Normal Distrib ution Curve The nor mal distribution curve is gr aphed using the nor mal distribution function. XList specifies the list where the data is input, while F req specifies the list where the data frequency is input. 1 is specified f or F req when frequency is not specified. I Br oken Line Graph Lines connect center points of a hist[...]

6-7 • Press  (DRA W) to retur n to the or iginal single-v ariable statistical gr aph. • When Mod has multiple solutions , they are all displa yed. • Y ou can use the Setup screen’ s “Q1Q3 T ype” setting to select either “Std” (standard calculation) or “OnData” (F rench calculation) f or the Q1 and Q3 calculation mode. F or de[...]

6-8 Center P oint Center P oint S OnData The Q1 and Q3 v alues f or this calculation method are described below . Q1 = {value of element whose cum ulativ e frequency ratio is greater than 1/4 and nearest to 1/4} Q3 = {value of element whose cum ulativ e frequency ratio is greater than 3/4 and nearest to 3/4} The f ollowing sho ws an actual e xample[...]

6-9 3. Calculating and Graphing P aired-V ariable Statistical Data I Drawing a Scatter Dia gram and xy Line Graph The f ollowing procedure plots a scatter diag ram and connects the dots to produce an xy line graph. 1. F rom the Main Menu, enter the S TAT mode. 2. Input the data into a list. 3. Specify Scat (scatter diagram) or xy ( xy line gr aph) [...]

6-10 Example Input the two sets of data shown below and plot the data on a scatter diagram. Ne xt, perform logarithmic regression on the data to displa y the regression parameters, and then draw the corresponding regression graph. 0.5, 1.2, 2.4, 4.0, 5.2 ( x List) –2.1, 0.3, 1.5, 2.0, 2.4 ( y List)  K S TAT  ?D U @A U AC U C U D[...]

6-11 I Graphing Statistical Calculation Results While the parameter calculation result is on the displa y , y ou can graph the displa yed regression f ormula by pressing  (DRA W). I Linear Regression Graph Linear regression uses the method of least squares to plot a straight line that passes close to as many data points as possib le, and returns[...]

6-12 Cubic regression Model f or mula....... y = ax 3 + bx 2 + cx + d a .......... regression third coefficient b .......... regression second coefficient c .......... regression first coefficient d .......... regression constant term ( y -intercept) Quartic regression Model f or mula....... y = ax 4 + bx 3 + cx 2 + dx + e a .......... regression f[...]

6-13 I P ower Regression Graph P ower regression e xpresses y as a propor tion of the po wer of x . The standard power regression f ormula is y = a × x b , so if we tak e the logarithm of both sides we get In y = In a + b × In x . Ne xt, if we sa y X = In x , Y = In y , and A = In a , the formula corresponds to linear regression f ormula Y = A + [...]

6-14 While the statistical data list is on the displa y , recall the Setup screen to specify a LIST (“List 1” through “List 26”) f or “Resid List”. Calculated residual data is stored in the specified list. The v er tical distance from the plots to the regression model will be stored in the list. Plots that are higher than the regression[...]

6-15 4. P erf orming Statistical Calculations All of the statistical calculations up to this point were perf ormed after displaying a g raph. The f ollowing procedures can be used to perf or m statistical calculations alone. S T o specify statistical calculation data lists Y ou hav e to input the statistical data f or the calculation y ou want to p[...]

6-16 These v alues can also be directly obtained by displa ying the statistical data list and pressing  (CALC)  (2V AR). After this, pressing D or A scrolls the statistical calculation result displa y so you can view v ariable characteristics. F or details on the meanings of these statistical v alues, see “Displa ying the Calculation Result[...]

6-17 • Linear Regression ( ax + b ) ............. ( a + bx ) ............. • Quadratic Regression..................... • Cubic Regression ........................... • Quar tic Regression ........................ • Logarithmic Regression.................. • Exponential Repression ( a · e bx ) ....... ( a · b x ) ........ • P ower Re[...]

6-18 3. Pressing T or a number k ey at this time causes the x -v alue input dialog box to reappear so you can perf or m another estimated value calculation if y ou want. • The pointer does not appear if the calculated coordinates are not within the displa y range . • The coordinates do not appear if “Off ” is specified for the “Coord” i[...]

6-19 I Normal Probability Distribution Calculation Y ou can calculate nor mal probability distributions f or single-v ariable statistics with the R U N•M A T (or RU N ) mode. Press *  ( E )  (PROB) (  (PR OB) on the fx-7400G II )  ( E ) to displa y a function menu, which contains the f ollo wing items. •{ P( } / { Q( } / { R( } ... [...]

6-20 4. Press K , select the R U N•M A T (or RU N ) mode, press *  ( E )  (PROB) (  (PROB) on the fx-7400G II ) to recall the probability calculation (PR OB) menu.  (PR OB)*  ( E )  ( t () @E?D U * fx-7400G II :  (PROB) (Nor maliz ed variate t f or 160.5 cm) Result: –1.633855948 ( –1.634)  ( t () @FDD U (No[...]

6-21 1. F rom the Main Menu, enter the R UN • MA T mode. 2. Press the ke ys as f ollows . *  ( S TAT )  (DIST)  (NORM)  (NPd)   ( { ) @AB   ( } ) @DA U • For details about what y ou can do with the distribution function and its syntax, see “P erforming Distr ib ution Calculations in a Program” (page[...]

6-22 I Calculations Using the TEST Command Impor tant! • The f ollowing oper ations cannot be perf or med on the fx-7400G II . Y ou can use special functions in the R U N•M A T mode or PRGM mode to perf or m calculations that are the same as the S TAT mode Z T est, t T est, and other test calculations (page 6-22). Example T o determine the z sc[...]

6-23 1-Sample Z T est tests f or the unknown population mean when the population standard de viation is known. 2-Sample Z T est tests the equality of the means of two populations based on independent samples when both population standard de viations are known. 1-Prop Z T est tests f or an unkno wn propor tion of successes. 2-Prop Z T est tests to c[...]

6-24 After setting all the parameters , use A to mov e the highlighting to “Ex ecute” and then press one of the function ke ys sho wn below to perf orm the calculation or draw the g raph. •  (CALC) ... P erforms the calculation. •  (DRA W) ... Draws the g raph. • V -Windo w settings are automatically optimized f or drawing the gr ap[...]

6-25 • [Sav e Res] does not sav e the M condition in line 2. S 2-Sample Z T est This test is used when the standard de viations f or two populations are kno wn to test the h ypothesis. The 2-Sample Z T est is applied to the nor mal distr ib ution. P erform the follo wing k ey oper ations from the statistical data list.  (TEST)  (Z)  (2-S[...]

6-26 Calculation Result Output Example Prop x 0.5 ....... direction of test • [Sav e Res] does not sav e the Prop condition in line 2. S 2-Pr op Z T est This test is used to compare the propor tion of successes. The 2-Prop Z T est is applied to the nor mal distribution. P erform the follo wing k ey oper ation from the statistical data list.  ([...]

6-27 Pressing  (P) displa ys the p -v alue at the bottom of the displa y without displa ying the pointer . • Ex ecuting an analysis function automatically stores the t and p v alues in alpha v ariables T and P , respectiv ely . S 1-Sample t T est This test uses the h ypothesis test f or a single unknown population mean when the population stan[...]

6-28 The f ollowing sho ws the parameter data specification items that are diff erent from list data specification. Calculation Result Output Example  M 1 x M 2 ............ direction of test s p ................. Display ed only when P ooled: On setting. • [Sav e Res] does not sav e the M 1 condition in line 2. S LinearReg t T est LinearRe[...]

6-29 When there is a list specified f or the [Resid List] item on the Setup screen, regression f ormula residual data is automatically sav ed to the specified list after the calculation is finished. • Y ou cannot dra w a graph f or LinearReg t T est. • [Sav e Res] does not sav e the B & R conditions in line 2. • When the list specified by[...]

6-30 Calculation Result Output Examples CNTRB ......... list f or output of contribution v alues • Ƶ 2 tw o-way T est C 2 two-wa y T est sets up a number of independent g roups and tests h ypothesis related to the propor tion of the sample included in each group . The C 2 T est is applied to dichotomous v ariables (v ariable with two possib le v[...]

6-31 P erform the follo wing k ey oper ations from the statistical data list.  (TEST)  (F) The f ollowing sho ws the parameter data specification items that are diff erent from list data specification. Calculation Result Output Example  S 1 x S 2 ............ direction of test ¯ x 1 .................. Displa y ed only f or Data: List s[...]

6-32 P erform the follo wing k ey oper ations from the statistical data list.  (TEST)  (ANO V) The f ollowing is the meaning of each item in the case of list data specification. How Man y ..... selects One-W ay ANO V A or T wo-W a y ANO V A (number of le v els) F actor A ........ categor y list (List 1 to 26) Dependnt ...... list to be used f[...]

6-33 p ....................... p -v alue df ..................... degrees of freedom SS ..................... sum of squares MS ................... mean squares With T wo-W ay ANO V A, y ou can dra w Interaction Plot gr aphs. The number of gr aphs depends on F actor B, while the number of X-axis data depends on the F actor A. The Y -axis is the av [...]

6-34 Define List 3 (the data f or each group) as Dependent. Define List 1 and List 2 (the f actor numbers f or each data item in List 3) as F actor A and F actor B respectively . Ex ecuting the test produces the f ollowing results . • Time diff erential (A) le v el of significance P = 0.2458019517 The le v el of significance ( p = 0.2458019517) i[...]

6-35 6. Confidence Interv al Impor tant! • Confidence inter v al calculations cannot be perf or med on the fx-7400G II . A confidence inter v al is a range (inter v al) that includes a statistical v alue, usually the population mean. A confidence inter v al that is too broad makes it difficult to get an idea of where the population v alue (true v[...]

6-36 I Z Interval S 1-Sample Z Inter v al 1-Sample Z Interval calculates the confidence interval f or an unknown population mean when the population standard de viation is known. P erform the follo wing k ey oper ations from the statistical data list.  (INTR)  (Z)  (1-S) The f ollowing sho ws the parameter data specification items that are[...]

6-37 Data is specified using parameter specification. Calculation Result Output Example S 2-Pr op Z Interval 2-Prop Z Interv al uses the number of data items to calculate the confidence interval f or the deff erence between the propor tion of successes in two populations . P erform the follo wing k ey oper ations from the statistical data list. [...]

6-38 S 2-Sample t Inter v al 2-Sample t Interval calculates the confidence interval f or the diff erence between tw o population means when both population standard de viations are unknown. The t inter val is applied to t distribution. P erform the follo wing k ey oper ations from the statistical data list.  (INTR)  (t)  (2-S) 7. Distrib u[...]

6-39 •  (DIST)  (NORM) ... Nor mal distr ibution (page 6-39)  (t) ... Student- t distribution (page 6-41)  (CHI) ... C 2 distribution (page 6-42)  (F) ... F distribution (page 6-43)  (BINM) ... Binomial distr ibution (page 6-44)  ( E )  (POISN) ... P oisson distribution (page 6-46)  ( E )  (GEO) ... Geometr ic distri[...]

6-40 • Nor mal probability density is applied to standard normal distr ibution. • Specifying Ʊ = 1 and ƫ = 0 specifies standard nor mal distribution. Calculation Result Output Examples When a list is specified Graph when an x -v alue is specified • Graphing is suppor ted only when a v ariable is specified and a single x -v alue is entered a[...]

6-41 T ail: Left upper boundar y of integration inter v al f ( x ) dx = p   Upper f ( x ) dx = p   Lower f ( x ) dx = p  Upper Lower f ( x ) dx = p   Upper f ( x ) dx = p   Lower f ( x ) dx = p  Upper Lower T ail: Right low er boundar y of integration inter v al T ail: Central upper and low er boundaries of[...]

6-42 • Graphing is suppor ted only when a v ariable is specified and a single x -v alue is entered as data. • In verse Student- t Cumulative Distrib ution  (DIST)  (t)  (InvN) Inv erse Student- t Cumulative Distribution calculates the low er bound value of a Student- t cum ulativ e distribution f or a specified df (degrees of freedom) [...]

6-43 Calculation Result Output Examples When a list is specified Graph when v ariable ( x ) is specified • Graphing is suppor ted only when a v ariable is specified and a single x -v alue is entered as data. • In verse Ƶ 2 Cumulative Distrib ution  (DIST)  (CHI)  (InvC) Inv erse Ƶ 2 Cumulative Distribution calculates the lo wer bound[...]

6-44 • F Cum ulative Distribution  (DIST)  (F)  (FCd) F Cumulativ e Distribution calculates the cumulativ e probability of an F distribution between a lo wer bound and an upper bound. Calculation Result Output Examples When a list is specified Graph when v ariable ( x ) is specified • Graphing is suppor ted only when a v ariable is spe[...]

6-45 Calculation Result Output Examples When a list is specified When v ariable ( x ) is specified • There is no graphing for Binomial Probability . • Binomial Cumulative Distribution  (DIST)  (BINM)  (BCd) Binomial Cumulativ e Distribution calculates the cumulativ e probability in a binomial distribution that the success will occur on[...]

6-46 Impor tant! When e x ecuting the In verse Binomial Cum ulativ e Distribution calculation, the calculator uses the specified Area v alue and the value that is one less than the Area v alue minimum number of significant digits ( > Area v alue) to calculate minimum number of trials v alues. The results are assigned to system v ariables x Inv ([...]

6-47 Calculation Result Output Examples When a list is specified When v ariable ( x ) is specified • There is no graphing for P oisson Cumulativ e Distribution. • In verse P oisson Cumulative Distribution  (DIST)  ( E )  (POISN)  (InvP) Inv erse P oisson Cumulativ e Distribution calculates the minimum number of trials of a P oisson [...]

6-48 Calculation Result Output Examples When a list is specified When v ariable ( x ) is specified • There is no graphing for Geometric Probability . • Geometric Cumulative Distribution  (DIST)  ( E )  (GEO)  (GCd) Geometric Cumulative Distrib ution calculates the cumulativ e probability in a geometric distr ibution that the success[...]

6-49 Impor tant! When e x ecuting the In verse Geometric Cumulativ e Distribution calculation, the calculator uses the specified Area v alue and the value that is one less than the Area v alue minimum number of significant digits ( > Area v alue) to calculate minimum number of trials v alues. The results are assigned to system v ariables x Inv ([...]

6-50 • In verse Hypergeometric Cumulative Distrib ution  (DIST)  ( E )  (H.GEO)  (InvH) Inv erse Hypergeometr ic Cumulativ e Distribution calculates the minimum number of trials of a h ypergeometric cumulativ e probability distribution f or specified v alues . Calculation Result Output Examples When a list is specified When v ariable [...]

6-51 Prop (1-Prop Z T est) ..........sample propor tion test conditions (“ x p 0 ” specifies two-tail test, “< p 0 ” specifies lo wer one-tail test, “> p 0 ” specifies upper one-tail test.) p 1 (2-Prop Z T est) ...............sample propor tion test conditions (“ x p 2 ” specifies tw o-tail test, “< p 2 ” specifies one-[...]

6-52 XList ...................................list f or x -axis data (List 1 to 6) YList ...................................list f or y -axis data (List 1 to 6) C-Le v el ...............................confidence lev el (0  C-Le v el < 1) P ooled ................................pooling On (in effect) or Off (not in eff ect) x (Distribution) .[...]

6-53 9. Statistic Form ula I T est T est 1-Sample Z T est  = ( o –  0 )/(  / '  ) 2-Sample Z T est  = ( o 1 – o 2 )/ (  /  1 ) + (  /  2 ) 2 1 2 2 1-Prop Z T est z = ( x / n – p 0 )/ p 0 (1 – p 0 )/ n 2-Prop Z T est z = ( x 1 / n 1 – x 2 / n 2 )/ p ˆ (1 – p ˆ )(1/ n 1 + 1/ n 2 ) 1-Sample t T[...]

6-54 I Confidence Inter v al Confidence Interval Left: confidence inter val lo wer limit (left edge) Right: confidence inter val upper limit (right edge) 1-Sample Z Inter v al     = o +  ( /2) ·  / '  α 2-Sample Z Inter v al     = ( o 1 – o 2 ) +  ( /2)  ?[...]

6-55 Distribution In verse Cum ulative Distribution Nor mal Distribution p = p ( x ) dx Upper –   p = p ( x ) dx Lower   p = p ( x ) dx Upper Lower  tail = Left tail = Right tail = Central Student- t Distribution p = p ( x ) dx Lower   C 2 Distribution F Distribution I Distrib ution (Discrete) Distribution Pr obability Binomi[...]

7-1 Chapter 7 Financial Calculation ( T VM ) Important! • The fx-7400G ɉ is not equipped with the TVM mode. 1. Before Performing Financial Calculations From the Main Menu, enter the TVM mode and display the Financial screen like the one shown below. Financial 1 screen Financial 2 screen • { SMPL } … {simple interest} • { CMPD } … {compou[...]

7-2 I Graphing in the TVM Mode After performing a financial calculation, you can use  (GRPH) to graph the results as shown below. • Pressing  (TRCE) while a graph is on the display activates Trace, which can be used to look up other financial values. In the case of simple interest, for example, pressing C displays PV , SI , and SFV . Pre[...]

7-3 After configuring the parameters, use one of the function menus noted below to perform the corresponding calculation. • { SI } … {simple interest} • { SFV } … {simple future value} • An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menus to maneuver between calculation result screens. ?[...]

7-4 S I % i (effective interest rate) i (effective interest rate) is calculated using Newton’s Method. PV + As 307 + B s FV =0 To I % from i (effective interest rate) n ............ number of compound periods FV ......... future value I % ......... annual interest rate P/Y ........ installment periods per year PV ......... present value C/Y .....[...]

7-5 After configuring the parameters, use one of the function menus noted below to perform the corresponding calculation. • { n } … {number of compound periods} • { I% } … {annual interest rate} • { PV } … {present value} (Loan: loan amount; Savings: balance) • { PMT } … {payment} (Loan: installment; Savings: deposit) • { FV } …[...]

7-6 Investment appraisal can be used to clearly determine whether an investment is realizing profits that were originally targeted. S NPV n : natural number up to 254 S NFV S IRR In this formula, NPV = 0, and the value of IRR is equivalent to i × 100. It should be noted, however, that minute fractional values tend to accumulate during the subse[...]

7-7 • An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menus to maneuver between calculation result screens. • { REPT } … {parameter input screen} • { GRPH } … {draws graph} After drawing a graph, you can press  (TRCE) to turn on trace and read calculation results along the graph. Pre[...]

7-8 BAL 0 = PV ( ,17 1 = 0 and PRN 1 = 307 at beginning of installment term) S Con ver ting between the nominal interest rate and effective interest rate The nominal interest rate ( I % value input by user) is converted to an effective interest rate ( I % ' ) for installment loans where the number of installments per year is different from the[...]

7-9 • { 3 INT } … {total interest paid from installment PM1 to installment PM2} • { 3 PRN } … {total principal paid from installment PM1 to installment PM2} • { CMPD } … {compound interest screen} • An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menus to maneuver between calculation r[...]

7-10 After configuring the parameters, use one of the function menus noted below to perform the corresponding calculation. • {  EFF } … {converts annual percentage rate to effective interest rate} • {  APR } … {converts effective interest rate to annual percent rate} • An error (Ma ERROR) occurs if parameters are not configured corr[...]

7-11 Use the following function menu to maneuver between calculation result screens. • { REPT } … {parameter input screen} 8. Day/Date Calculations You can calculate the number of days between two dates, or you can determine what date comes a specific number of days before or after another date. Press  (DAYS) from the Financial 2 screen to d[...]

7-12 9. Depreciation Depreciation lets you calculate the amount that a business expense can be offset by income (depreciated) over a given year. • This calculator supports the following four types of depreciation calculations. straight-line ( SL ), fixed-percentage ( FP ), sum-of-the-years’-digits ( SYD ), or declining-balance ( DB ). • Any o[...]

7-13 S Declining-Balance Method (DB) DB j : depreciation charge for the j th year RDV j : remaining depreciable value at the end of j th year I % : depreciation factor Press  (DEPR) from the Financial 2 screen to display the following input screen for depreciation calculation.  ( E )  (DEPR) n ............ useful life I % ......... depreci[...]

7-14 An error (Ma ERROR) occurs if parameters are not configured correctly. Use the following function menu to maneuver between calculation result screens. • { REPT } … {parameter input screen} • { TABL } … {displays table} • { GRPH } … {draws graph} 10. Bond Calculations Bond calculation lets you calculate the purchase price or the ann[...]

7-15 • For more than one coupon period to redemption S Annual Yield (YLD) YLD is calculated using Newton’s Method. Press  (BOND) from the Financial 2 screen to display the following input screen for Bond calculation.  ( E )  (BOND) d1 .......... purchase date (month, date, year) d2 .......... redemption date (month, date, year) RDV ...[...]

7-16 MEMO Screen • The following describes the meaning of the MEMO screen display items. PRD ... number of days from d1 to d2 N ......... number of coupon payments between settlement date and maturity date A ......... accrued days B ......... number of days from settlement date until next coupon payment date (D−A) D ........ number of days in c[...]

8-1 Chapter 8 P rogramming 1. Basic Pr ogramming Steps Commands and calculations are e x ecuted sequentially , just like man ual calculation multi- statements. 1. F rom the Main Menu, enter the PRGM mode. When you do , a prog ram list appears on the displa y . Selected program area (use D and A to mov e) Files are listed in the alphabetic sequence [...]

8-2 UU @? U S when A = 10 U V when A = 10 UU @D U S when A = 15 U * 1 V when A = 15 * 1 Pressing U while the program’ s final result is on the displa y e xits the progr am. • Y ou can also run a program while in the R U N•M A T (or RUN ) mode by inputting: Prog "<file name>" U . • Pressing U while the final result of a progr[...]

8-3 •{ I/O } ... {I/O control/tr ansf er command menu} •{ : } ... {m ulti-statement command} •{ STR } ... {string command} See “Command Ref erence” on page 8-7 f or full details on each of these commands. • Pressing K (SET UP) displa ys the mode command menu sho wn below . • { ANGL } / { COOR } / { GRID } / { AXES } / { LABL } / { [...]

8-4 • Error messages appearing when the program is run • Results that are not within your expectations S T o eliminate bugs that cause err or messages An error message, lik e the one shown to the right, appears whene v er something illegal occurs during program e x ecution. When such a message appears, press ) to displa y the place in the progr[...]

8-5 4. Each press of U or  (SRC) causes the cursor to jump to the ne xt instance of the data you specified.* 2 * 1 The message “Not F ound” appears when the search data you specify cannot be found in the program. * 2 If there are no more instances of the data you specified, the search operation ends. • Y ou cannot specify the newline symbo[...]

8-6 - Press ) to clear the error and retur n to the file name editing screen. - Press to clear the input file name and input a new one . I Deleting a Pr ogram S T o delete a specific program 1. While the prog ram list is on the displa y , use D and A to move the highlighting to the name of the program y ou w ant to delete. 2. Press  (DEL). 3. Pr[...]

8-7 5. Command Ref erence I Command Index Break.................................................... 8-10 CloseCompor t38k ................................ 8-17 ClrGraph ............................................. 8-14 ClrList .................................................. 8-14 ClrMat .................................................. 8-14 Clr[...]

8-8 I Basic Op eration Commands ? (Input Command) Function: Prompts f or input of v alues f or assignment to v ariables during program e x ecution. Syntax: ? m <v ariable name>, "<prompt>" ? m <v ariable name> Example: ? m A = Description: • This command momentarily interr upts program e xecution and prompts f or in[...]

8-9 I P r o g r a mC o m m a n d s( C O M ) If~Then~(Else~)IfEnd Function: The Then-statement is e x ecuted only when the If-condition is true (non-zero). The Else-statement is e x ecuted when the If-condition is f alse (0). The IfEnd-statement is alwa ys e x ecuted f ollowing either the Then-statement or Else-statement. Syntax: If <condition>[...]

8-10 Do~LpWhile Function: This command repeats specific commands as long as its condition is true (non- zero). Syntax: Do _ : ^ <statement> _ : ^ LpWhile <condition> numeric expression P arameters: e xpression Description: • This command repeats the commands contained in the loop as long as its condition is true (non-zero). When the c[...]

8-11 Prog Function: This command specifies e x ecution of another progr am as a subroutine. In the R U N•M A T (or RU N ) mode, this command e x ecutes a new prog ram. Syntax: Prog "file name" = Example: Prog "ABC" = Description: • Ev en when this command is located inside of a loop , its e x ecution immediately breaks the l[...]

8-12 I Jump Commands (JUMP) Dsz Function: This command is a count jump that decrements the v alue of a control variab le by 1, and then jumps if the current v alue of the variab le is zero . Syntax: V ariable V alue x 0 Dsz <v ariable name> : <statement> _ : ^ <statement> V ariable V alue = 0 P arameters: v ariable name: A to Z, r[...]

8-13 Description: This command increments the v alue of a control variab le by 1, and then tests (checks) it. If the current value is non-z ero , e x ecution continues with the ne xt statement. If the current v alue is zero , ex ecution jumps to the statement follo wing the multi-statement command (:), displa y command ( < ), or carriage retur n[...]

8-14 I C l e a rC o m m a n d s( C L R ) ClrGraph Function: This command clears the graph screen. Syntax: ClrGraph = Description: This command clears the graph screen during progr am e x ecution. ClrList Function: This command deletes list data. Syntax: ClrList <list name> ClrList P arameters: list name: 1 to 26, Ans Description: This command[...]

8-15 DrawFTG-Con, Dra wFTG-Plt No parameters Function: This command uses v alues in a generated tab le to graph a function. Description: • This command dra ws a function graph in accordance with conditions defined within the program. • Dra wFTG-Con produces a connect type graph, while Dr a wFTG-Plt produces a plot type graph. DrawGraph No param[...]

8-16 PlotPhase (Not included on the fx-7400G II ) Function: Graphs a phase plot based on numeric sequences that correspond to the x -axis and y -axis. Syntax: PlotPhase < x -axis numeric sequence name>, < y -axis numeric sequence name> Description: • Only the f ollowing commands can be input f or each argument to specify the recursion[...]

8-17 Locate Function: This command displa ys alpha-numeric characters at a specific location on the te xt screen. Syntax: Locate <column number>, <line number>, <v alue> Locate <column number>, <line number>, <numeric e xpression> Locate <column number>, <line number>, "<string>" [Exam[...]

8-18 Receive38k / Send38k Function: Ex ecutes data send and receiv e at a data rate of 38 kbps . Syntax: Send38k <e xpression> <variable name> Receiv e38k <list name> Description: • The OpenCompor t38k command must be e x ecuted bef ore this command is e x ecuted. • The CloseCompor t38k command must be e x ecuted after this co[...]

8-19 Exp( Function: Conv er ts a string to an expression, and e xecutes the e xpression. Syntax: Exp("<string>"[)] Exp  Str( Function: Conv er ts a gr aph e xpression to a string and assigns it to the specified variable . Syntax: Exp  Str(<f or mula>, <string v ariable name>[)] Description: A graph e xpression (Y n[...]

8-20 StrMid( Function: Extracts from the n -th to the m -th character of a string. Syntax: StrMid("<string>", n [, m )] (0  n  9999, n is a natural number) Description: Omitting “ m ” will e xtract from the n -th char acter to the end of the string. StrRight( Function: Copies a string up to the n th character from the righ[...]

8-21 I Othe r RclCapt Function: Displa yed the contents specified b y the capture memory number . Syntax: RclCapt <capture memor y number> (capture memor y number: 1 to 20) 6. Using Calculator Functions in Pr ograms I Te x t D i s p l a y Y ou can include te xt in a program b y simply enclosing it between doub le quotation marks. Such te xt a[...]

8-22 Ex ecuting this program produces the f ollowing result. S T o calculate a scalar multiplication ( > Row) Example 2 T o calculate the pr oduct of Row 2 of the matrix in Example 1 and the scalar 4 The f ollowing is the syntax to use f or this program. > Row 4, A, 2 = Row Matrix name Multiplier Mat A S T oc a l c u l a t eas c a l a rm u l [...]

8-23 • Graph dra w operation Dra wGraph = * 1 Input this Y1 with )  (GRPH)  (Y) @ (display ed as ). A Syntax ERR OR will occur if you input “Y” with the calculator ke ys . S Synta x of oth er grap hing funct ions • V -Windo w Vie w Windo w <Xmin>, <Xmax>, <Xscale>, <Ymin>, <Ymax>, <Yscale>, <T Q [...]

8-24 • Dynamic Graph range 1 m D Star t = 5 m D End = 1 m D pitch = I U s i n gT a b l e&G r a p hF u n c t i o n si naP r o g r a m T ab le & Graph functions in a prog ram can generate n umeric tables and perf or m gr aphing operations . The f ollo wing shows v arious types of syntax you need to use when prog ramming with T able & Gr[...]

8-25 • Descending order  Sor tD (List 1, List 2, List 3) Lists to be sor ted (up to six can be specified)   I U s i n gS t a t i s t i c a lC a l c u l a t i o n sa n dG r a p h si naP r o g r a m Including statistical calculations and graphing oper ations in a program lets y ou calculate and graph statistical data. S T os e tc o n[...]

8-26 • The f ollowing is a typical g raph condition specification f or a regression g raph. S-Gph1 DrawOn, Linear , List 1, List 2, List 3 = The same f or mat can be used f or the f ollo wing types of graphs , b y simply replacing “Linear” in the abov e specification with the applicab le gr aph type. Linear Regression .......... Linear Logar [...]

8-27 • Ex ecuting Dra wDistNorm performs the abov e calculation in accordance with the specified conditions and dra ws the graph. At this time the ZLo w  x  ZUp region on the graph is filled in. • At the same time, the p , ZLo w , and ZUp calculation result v alues are assigned respectively to v ariables p , ZLow , and ZUp , and p is assi[...]

8-28   • Ex ecuting Dra wDistF perf orms the above calculation in accordance with the specified conditions and dra ws the graph. At this time the Lo wer  x  Upper region on the gr aph is filled in. • At the same time, calculation result p is assigned to v ariables p and Ans . I Performin g Statistical Calculations in a Prog[...]

8-29 • Sinusoidal regression statistical calculation SinReg List 1, List 2 y -axis data (YList) x -axis data (XList) • Logistic regression statistical calculation LogisticReg List 1, List 2 y -axis data (YList) x -axis data (XList) I P erf orming Distribution Calculations in a Program (Not av ailable on the fx-7400G II ) • The f ollowing v al[...]

8-30 • St ud ent - t Distribution tPD(: Retur ns the Student- t probability density ( p v alue) f or the specified data. Syntax: tPD( x , df [)] • A single v alue or a list can be specified f or x . Calculation result p is assigned to variab les p and Ans (ListAns when x is a list). tCD(: Retur ns the Student- t cumulativ e distribution ( p v a[...]

8-31 In vFCD(: Returns the inv erse F cumulativ e distribution (Lo wer v alue) f or the specified data. Syntax: InvFCD( p , ndf , ddf [)] • A single v alue or a list can be specified f or p . The Lo wer v alue is assigned to the x In v and Ans v ariables (ListAns when p is a list). • Binomial Distribution BinomialPD(: Retur ns the binomial prob[...]

8-32 GeoCD(: Retur ns the geometric cumulativ e distribution ( p v alue) f or the specified data. Syntax: GeoCD(X,P[)] • A single v alue or a list can be specified f or each X. Calculation result p is assigned to v ariables p and Ans (ListAns when X is a list). In vGeoCD(: Returns the inv erse geometric cumulativ e distribution f or the specified[...]

8-33 Syntax: OneSample Z T est " ƫ condition", ƫ 0 , S , List[, F req] Output V alues: Z , p , M , s x , n are assigned respectiv ely to variab les z , p , M , s x , n and to ListAns elements 1 through 5. T woSample Z T est: Ex ecutes 2-sample Z -test calculation. Syntax: T woSample Z T est " ƫ 1 condition", S 1 , S 2 , M 1 ,[...]

8-34 • Ƶ 2 Te s t ChiGOFT est: Ex ecutes a chi-square goodness of fit test. Syntax: ChiGOFT est List 1, List 2, df , List 3 (List 1 is the Obser v ed list, List 2 is the Expected list, and List 3 is the CNTRB list.) Output V alues: Ƶ 2 , p , df are assigned respectiv ely to the variab les with the same names and to ListAns elements 1 through 3.[...]

8-35 I Per formi ng Financial Calculations in a Program ( N ot avail ab le on t he f x- 7 40 0 G II ) • Setup Commands • Date Mode Setting f or Financial Calculations DateMode365 ....... 365 da ys DateMode360 ....... 360 da ys • P a yment P eriod Setting PmtBgn................. Star t of period PmtEnd................. End of per iod • Bond [...]

8-36 Syntax: Cmpd_PMT( n , I %, PV , FV , P/Y , C/Y) Cmpd_FV : Returns the final input/output amount or total pr incipal and interest. Syntax: Cmpd_FV( n , I %, PV , PMT , P/Y , C/Y) • Cash Flow (In vestment Appraisal) Cash_NPV : Returns the net present value . Syntax: Cash_NPV( I %, Csh) Cash_IRR: Retur ns the internal rate of retur n. Syntax: C[...]

8-37 • Day/Date Calculations Days_Pr d: Returns the number of da ys from a specified d1 to specified d2. Syntax: Da ys_Prd(MM1, DD1, YYYY1, MM2, DD2, YYYY2) • Bond Calculations Bond_PRC: Retur ns in list f orm bond pr ices based on specified conditions. Syntax: Bond_PRC(MM1, DD1, YYYY1, MM2, DD2, YYYY2, RD V , CPN, YLD) = {PRC , INT , CST} Bond[...]

8-38 RAN G a 0 Sel_a 0 a 1 Sel_a 1 * key Level 1 L evel 2 Level 3 Command LIST List List _ L m M List m Mat ( Dim Dim_ Fill Fill ( Seq Seq ( Min Min ( Max Max ( Mean Mean ( Med Median ( Aug Augm ent ( Sum Sum_ Pro d Prod_ Cuml Cuml_ % Percent_ List _ MA T Mat Mat _ M m L Mat m List ( Det Det _ Tr n Tr n _ Aug Augm ent ( Iden Identit y_ Dim Dim_ Fil[...]

8-39 NUM Abs Abs_ Int Int _ Fr ac Fr ac_ Rnd Rnd Intg Intg _ RndFi RndFix ( GCD GCD ( LCM LCM ( MOD MOD ( MOD • E MOD_ E xp ( ANGL o o r r g g o ’’ ’ Pol ( Pol( Rec ( Rec (  DMS  DMS ESYM m m μμ n n p p f f k k M M G G T T P P E E PIC T St o StoPict_ Rcl RclPic t _ FMEM fn fn LOG IC A n d _An d_ Or _Or_ Not Not _ Xor Xor_ CA PT Rcl [...]

8-40  ) (P R GM) k e y Level 1 L evel 2 Level 3 Command COM If If_ Then The n_ Else Els e_ I-End IfE nd For For_ To _To_ Step _Step_ Next Nex t Whle Whi le_ WEnd Whi le End Do Do Lp-W LpWh il e_ CTL Prog Prog_ Rtrn Ret urn Brk Break Stop Sto p JUMP Lbl Lb l_ Goto Got o_   Isz Isz _ Dsz Dsz _ Menu Menu_ ? ? << CLR T ext ClrT ex t Grph[...]

8-41 ST YL } SketchNorm al_ — Sketch Thick_ ····· SketchBroken_ ······ SketchDot_ B ASE Program  (M E N U) k e y Level 1 L evel 2 Level 3 Command d~o d d h h b b o o LOG N e g Neg_ Not Not _ and and or or xor xor xnor xnor DISP  Dec  Dec  Hex  Hex  Bin  Bin  Oct  Oct  ) (P R GM) k e y Level 1 L evel 2 Leve[...]

8-42 8. Pr ogram Library • Be sure to check how many b ytes of unused memory are remaining before attempting to perf or m any prog ramming. Progr am N ame Prim e Factori za tion Description This program contin ually divides a natural number b y f actors until all its prime f actors are produced. Purpose This program accepts input of natur al numb[...]

8-43 Pr ogram Name Ellipse Description This program displa ys a number table of the f ollo wing v alues based on input of the f oci of an ellipse, the sum of the distance betw een the loci and f oci, and the pitch (step size) of X. Y1: Coordinate v alues of upper half of ellipse Y2: Coordinate v alues of lo wer half of ellipse Y3: Distances betw ee[...]

9-1 Chapter 9 Spreadsheet The Spreadsheet application provides y ou with pow erful, tak e-along-anywhere spreadsheet capabilities. All of the operations in this section are perf ormed in the S • SHT mode. Impor tant! • The fx-7400G II and fx-9750G II are not equipped with the S • SHT mode. 1. Spreadsheet Basics and the Function Menu Selecting[...]

9-2 •{ DEL } ... Displa ys the f ollo wing DEL (delete) submenu. •{ ROW } / { COL } / { ALL } •{ INS } ... Displa ys the f ollo wing INS (inser t) submenu. •{ ROW } / { COL } •{ CLR } ... Clears the content from a selected r ange of cells. •{ GRPH } ... Displa ys the f ollo wing GRPH menu. (Same as in the S TAT mode.) •{ GPH1 } / { GP[...]

9-3 S T o open a file 1. Press  (FILE)  (OPEN). 2. On the file list that appears , use D and A to select the file you w ant and then press U . S A uto Sa ve In the S • SHT mode, A uto Sav e sav es the currently open file automatically whene v er y ou edit it. This means y ou do not need to perf orm any manual sa v e operation. S T o save a [...]

9-4 I Using the Cell Cursor The cell cursor shows the cell that is selected on a spreadsheet. The highlighted cell is the one that is currently selected by the cell cursor . Cell cursor Edit bo x When a single cell is selected by the cell cursor , the contents of that cell are displa y ed in the edit bo x. The cell contents can be edited in the edi[...]

9-5 S Using the JUMP Command to Mo ve the Cell Cursor T o mo ve the cell cursor to here: Do this: A par ticular cell 1. Press  (EDIT)  (JUMP)  (GO). 2. On the dialog bo x that appears , enter the name of the cell (A1 to Z999) to which you w ant to jump . 3. Press U . Line 1 of the current column Press  (EDIT)  (JUMP)  (T OP l ). C[...]

9-6 S T o edit cell data 1. Mo v e the cell cursor to the cell whose contents you w ant to edit. 2. Press  (EDIT)  (CELL). • Cell contents in the edit bo x will change from align left to align right. A text cursor will appear in the edit bo x so you can edit its contents . 3. Use C and B to mov e the cursor around the contents of the cell, [...]

9-7 Item Description Expr Input the function e xpression f ( x ) f or generating the n umber sequence. Example: ?  (X) V @ U (X 2 + 1) V ar Input the variable name used in the function e xpression input f or Expr . Example: ?  (X) U (X) Star t Input the star ting v alue (X 1 ) of the v alue to be substituted f or the v ariable specified by[...]

9-8 I Inputting a Form ula into a Cell F or the sake of e xample, let’ s tr y making a table that contains data based on the f ormula <PRICE> s <QU ANTITY> = <T O T AL>. T o do this , we would put <PRICE> v alues in column A, <QU ANITY> values in column B , and calculation f or mulas (lik e = A1 s B1, = A2 s B2, and [...]

9-9 S T o input a cell reference name using direct input Mov e the cell cursor to cell B1 and then perf orm the follo wing operation.    ?T (A) @D U S T o input a cell reference name using the GRAB command Mov e the cell cursor to cell B1 and then perf orm the follo wing operation.     (GRAB) B  (SET) D U ?[...]

9-10 I Copying and P asting Cell Contents Y ou can cop y the contents of one or more cells and paste them into another location. Once you perf or m the copy oper ation, you can cop y the contents to multiple locations, if y ou want. S T o copy and paste spreadsheet data 1. Select the cell(s) y ou want to cop y . • See “T o select cells” (page[...]

9-11 Cutting the B1:C1 range of cells that includes the f ormula =B1+5 and pasting it into B2:C2. The f or mula pasted into C2 is changed to =B2+5 in order to maintain the relationship with the cell to the left, which was also par t of the pasted range . S T o cut and paste spreadsheet data 1. Select the cell(s) y ou want to cut. • See “T o sel[...]

9-12 S T o input the same form ula into a range of cells 1. Select the range of cells into which y ou w ant to input the same f or mula. • In this e xample we will assume the B1:B3 is selected. See “T o select a range of cells” (page 9-5). 2 Press  (EDIT)  ( E )  (FILL). 3. On the Fill screen that appears , enter the f or mula y ou w[...]

9-13 1. Select one or more cells inside the ro w(s) or column(s) you w ant to delete. • If you w ant to delete lines 2 through 4, f or e xample , you could select A2:B4, C2:C4, or an y other range of cells that includes the lines to be deleted. • If you w ant to delete columns A and B , f or e xample, y ou could select A1:B1, A2:B4, etc. 2. Pre[...]

9-14 3. Using Special S • SHT Mode Commands The S • SHT mode has a number of special commands lik e CellSum(, which retur ns the sum of a range of cells , and CellIf(, which specifies branching conditions. These special commands can be used inside of f or mulas . I Special S • SHT Mode Command List “Input K e y Operation” operations can b[...]

9-15 CellProd( (Product of Cells) Retur ns the product of the data in a specified range of cells . Input Ke y Operation:  (CEL)  (Prod) Syntax: CellProd(star t cell:end cell[)] Example: =CellProd(B3:B5) Retur ns the product of the data in cell range B3:B5. I S • SHT Mode Command Example This e xample inputs the special S • SHT mode f ormu[...]

9-16 I Example of Statistical Graph Operations (GRPH Menu) Input the f ollowing data and dr aw a statistical g raph (scatter plot in this e xample). 0.5, 1.2, 2.4, 4.0, 5.2 ( x -axis data) –2.1, 0.3, 1.5, 2.0, 2.4 ( y -axis data) S T o input data and draw a statistical graph (scatter plot) 1. Input the statistical calculation data into the spread[...]

9-17 • The number of columns you select in step 1 will determine what information is input automatically on the general gr aph settings screen. If y ou select this number of columns: This inf ormation will be input automatically: 1 XCellRange 2 XCellRange, YCellRange 3 XCellRange, YCellRange , F requency • The follo wing describes each of the s[...]

9-18 S T o perform paired-v ariable statistical calculations and regression calculations 1. Input the abo v e x -data into cells A1:A5 of the spreadsheet and the y -data into cells B2:B5, and then select the range of the cells where y ou input the data (A1: B5). 2. Press  ( E )  (CALC) to displa y the CALC menu, and then press  (2V AR). ?[...]

9-19 • The f ollowing describes each of the setting items f or this screen. Item Description 1V ar XCell 1V ar F req The cell range data specified here is used f or v ariable x and F requency values when perf orming single-variable statistical calculations. 2V ar XCell 2V ar YCell 2V ar F req The cell range data specified here is used f or v aria[...]

9-20 5. S • SHT Mode Memory Y ou can use the calculator’ s different types of memory (variables , list memor y , file memor y , matrix memor y) to store data, and recall data from a memor y into the spreadsheet. I Saving Spreadsheet Data to a Memory The f ollowing tab le sho ws an ov er vie w of the store operations f or each type of memory . F[...]

9-21 4. Input the List number (1 to 26) of the list memory where you w ant to store the data and then press U . • P erforming the next step will o v erwrite any data currently stored under the list memor y number y ou specified here with the data in the range of cells specified b y “CellRange”. 5. Press  (EXE) or the U ke y to store the da[...]

10-1 Chapter 10 eActivity Y ou can use the eActivity mode to input data into an eActivity file. Y ou can input text and numeric e xpressions, and also paste data (lik e gr aphs, tab les, etc.) from the calculator’ s built- in applications as “strips”. eActivity files can be used by a teacher , f or e xample , to create math problems or e x er[...]

10-2 The f ollowing e xplains the type of data you can input and edit in an eActivity file. T e xt line ................. A te xt line can be used to input characters , numbers, and e xpressions as te xt. Calculation line...... Use the calculation line to enter an e x ecutab le calculation f ormula. The result will appear in the f ollowing line . C[...]

10-3 •{ INS } ... Displa ys the f ollo wing inser t submenu, f or inser ting a new line abo v e the line that is currently selected or where the cursor is located. •{ TEXT } ... Inser ts a te xt line. •{ CALC } ... Inser ts a calculation line. •{ STOP } ... Inser ts a calculation stop line. •{  MA T } ... Displa ys the Matrix Editor (p[...]

10-4 S T o open a file Use D and A to highlight the file you w ant to open, and then press  (OPEN) or U *. * If an error occurs, delete capture memor y and clipboard data, or transf er the data to your computer . S T o delete a file 1. Use D and A to highlight the file you w ant to delete, and then press  (DEL). • This will displa y a “De[...]

10-5 I Inputting into a T ext Line Use a te xt line to input alphanumeric characters, e xpressions, etc. S Inputting character s and expressions as te xt 1. Mo v e the cursor to a te xt line. • While the cursor is in a te xt line, “TEXT” will be displa yed f or the F3 function menu item. This indicates that te xt input is enabled. T e xt line[...]

10-6 I Inputting into a Calculation Line Inputting a calculation e xpression into an eActivity calculation line and pressing U will displa y the calculation result in the f ollowing line . Such a calculation line can be used in the same wa y as the RUN • MA T mode (page 1-3). A calculation line and its result make up one set. • Note that the wo[...]

10-7 S Matrix Calculations Using the Matrix Editor Selecting {  MA T} on the function menu displa ys the Matr ix Editor . Matrix Editor operations and matrix calculations in the eActivity mode are the fundamentally identical to those in the RUN • MA T mode. F or details about the Matrix Editor and matrix calculation operations , see “Matrix [...]

10-8 Strip Data T ype T able Data T ype Strip Name RUN • MA T mode calculation data (When the RUN • MA T mode is called from an eActivity , it star ts up in the natural input mode.) Run (Math) GRAPH mode graph screen data Graph GRAPH mode graph relation list screen data Graph Editor T ABLE mode table relation list screen data T ab le Editor CON[...]

10-9 2. Press  (STRP). • This will displa y a dialog bo x with a list if inser table strips. F or inf or mation about the displa y names and data types that appear on this dialog bo x, see the “Strip Data T ype T able” (page 10-8). 3. Use A and D to select the strip that corresponds to the type of data you want to insert. • In this e xam[...]

10-10 S Notes Strips “Notes” is a special eActivity te xt editor that comes in handy when y ou want to write long te xt e xplanations on the workspace screen. Y ou can call up the Notes screen from a Notes strip on the workspace screen. Input and editing operations on the Notes screen are identical to those you use f or an eActivity text line .[...]

10-11 S T o switch fr om an application screen called up fr om a strip to another application screen Press   (  ). On the dialog bo x that appears, use A and D to select the name of an application and then press U . S T o display the strip memory usage screen 1. Use A and D to select the strip whose memor y usage screen you want to vie w .[...]

10-12 S T o replace the existing file with the new ver sion Press  (FILE)  (SA VE) to sa ve the currently open file . S T o save a file under a new name 1. On the eActivity workspace screen, press  (FILE)  (SV -AS). • This will displa y a file name input screen. 2. Input up to 8 characters f or the file name and then press U . • If [...]

10-13 T o do this: Press this key: Ov erwrite the existing eActivity file with the edited v ersion and return to the file list  (Y es) Retur n to the file list without sa ving the file you are currently editing  (No) Retur n to the eActivity workspace screen 5. eActivity Guide (fx-9860G Slim only) eActivity Guide is a function that helps you [...]

10-14 • In this e xample we will select a Graph Editor str ip . 2. Press  (GUIDE). • This will enter the guide creation mode and displa y the operation pattern selection screen. • { nKEYS } ... {creates an n-ke y operation} • { 1-KEY } ... {creates a 1-ke y operation} • { AU T O } ... {creates an A UT O operation} • { END } ... {exit[...]

10-15 3. Input the k e y operation sequence. • In this e xample, we will input a graphing k ey sequence. TV @ U (Inputs the graph function.) Indicates that recording is in progress .  (DRA W) (Dra ws the graph.)  (G-SL V)  ( E )  ( ° dx ) (Selects the integration command.) 4. After input is complete, press . • This will di[...]

10-16 3. Input any comment te xt y ou w ant about the key operation sequence. 4. After inputting comment text, press U to register the 1-key oper ation input. • This will retur n to the operation pattern selection screen. Y ou can now edit the guide by pressing  (PLA Y) and selecting the ke y operation y ou want to change . See “Editing a Gu[...]

10-17 7. After inputting comment text, press U to register the A UT O oper ation input. • This will retur n to the operation pattern selection screen. Y ou can now edit the guide by pressing  (PLA Y) and selecting the ke y operation y ou want to change . • ; key an d < ke y operations are not recorded. The ; and < ke ys are disabled wh[...]

10-18 • An ongoing guide creation operation can be cancelled b y pressing  ? (  ). The e xit strip dialog box will not appear when a guide creation oper ation is cancelled. • Guide creation also canceled if the K ke y is pressed to change to another mode while a guide creation operation is in progress . The exit strip dialog bo x will not[...]

10-19 3. Input a v alue to specify the n umber of k e ys y ou w ant to jump and then press U . • Here we w ant to jump to the @ ke y , so we will input F U . This number indicates the number of the current k e y operation from the beginning of the function. In the case of an A UT O operation, the letter “A” is appended to the beginning of thi[...]

10-20 2. Press  (INS). 3. Press A . • This inputs a A ke y bef ore the T k e y and displa ys the guide creation screen from the T key . S T o change −2X 2 +1t o− 2 X 2 + 2 (b y overwriting the @ ke y with the A key) 1. This will displa y the @ ke y editing screen. 2. Press  (O VW). 3. Press A . • This will ov erwrite the @ ke y with t[...]

10-21 3. Edit the comment and then press U . • This will displa y the guide creation screen from the  key . S T o change −2X 2 +2t o2 X 2 + 2 (b y deleting the  key) 1. This will displa y the  ke y editing screen. 2. Press  (DEL). 3. Press  (Y es). • This will delete the  ke y and displa y the guide creation screen from the [...]

10-22 2. Press  (GUIDE). • This will displa y the first ke y editing screen. 3. Operations from this points are identical to those under “Creating a Guide” (page 10-13) and “Editing the Guide Y ou Are Creating” (page 10-18). S Running a Guide This e xample shows ho w to run the guide created under “Creating a Guide” (page 10-13). 1[...]

10-23 • Pressing a ke y that is diff erent from the one displa y ed in the upper or low er right cor ner of the screen will displa y the dialog bo x shown belo w . The guide operation cannot proceed if you do not f ollow its instructions. ) or ...... Retur ns to the previous screen.  ? (  ).... Exits the str ip and displa ys the eActivity w[...]

11-1 Chapter 11 Memor y Manager fx-7400G II /fx-9750G II These models suppor t the follo wing data operations: data displa y , search, and delete. Impor tant! fx-7400G II /fx-9750G II calculators are not equipped with storage memory or an SD card slot. Because of this, the stor age memor y and SD card memor y operations described below are not supp[...]

11-2 I Memory Information Screen The memor y inf or mation screen sho ws inf or mation about one memor y at a time: the calculator’ s main memor y or storage memor y , or the SD card memor y . • Since an fx-7400G II or fx-9750G II calculator has only main memor y , main memor y contents only appear on the main memor y inf or mation screen. • [...]

11-3 The f ollowing data can be chec k ed. Main Memory Data Name Contents ALPHA MEM Alpha letter v ariables <CAPTURE> Capture memor y group CAPT n ( n = 1 to 20) Capture memory CONICS* 1 Conics setting data D YNA MEM* 1 Dynamic Graph memor y EQU A TION Equation data FINANCIAL* 1 Financial data <F-MEM> Function memor y group F-MEM n ( n [...]

11-4 Storage Memory , SD Car d * 1 Data Name Contents *.g1m or .g2m file names Data items listed in the Main Memor y table that has been copied to storage memory or an SD card. The names of these files hav e the extension “.g1m” or “.g2m”. eActivity data names eActivity data stored in storage memor y or on an SD card. Add-in software names [...]

11-5 3. Input up to eight characters f or the name you want to giv e to the f older . • Only the f ollowing char acters are suppor ted: A through Z, {, }, ’, ~, 0 through 9 Inputting any in v alid character will cause an “In v alid Name” error . • An “Inv alid Name” also occurs if the name y ou input is already being used b y an e xis[...]

11-6 I Copying Data Impor tant! • Data cop y is not suppor ted on an fx-7400G II or fx-9750G II calculator . S T o copy from main memory to storage memory Note • The f ollowing procedure sa v es the selected data into a single file. Y ou assign a name to the file, which is stored in stor age memor y . 1. On the main memory data information scre[...]

11-7 I Err or Checks During Data Cop y The f ollowing error chec ks are perf ormed while a data copy oper ation is being e x ecuted. Low battery chec k The calculator perf or ms low battery check bef ore star ting the data cop y operation. If the batter y is at Le v el 1, a low battery error occurs and the copy oper ation is not perf or med. A v ai[...]

11-8 I Deleting Files S T o delete a main memor y file 1. Displa y the main memory information screen. • See “Memor y Inf ormation Screen” on page 11-2. 2. Select the file(s) y ou want to delete . Y ou can select multiple files , if y ou want. 3. Press  (DEL). • Press  (Y es) to delete the file. • Press  (No) to cancel the delete[...]

11-9 • The first file name that begins with the letter “R” appears highlighted on displa y . • Y ou can input up to eight characters f or the k eyw ord. S T o search f or a file in the storage memory Example T o sear ch f or all files in the storage memory whose names begin with the letter “S” 1. Displa y the stor age memor y inf or mat[...]

11-10 2. Press  (SA VE). This displa ys the sav e location selection screen (fx-9860G II SD only). • @ ... storage memor y • A ... SD card 3. Press @ or A (fx-9860G II SD only). This displa ys a f older selection screen. 4. Use D and A to select the f older where you w ant to sa v e the data. 5. Press U to star t the backup . • Backup data[...]

11-11 4. Use D and A to select a f older . 5. Press U .* 1 • A message appears to confir m whether or not y ou really want to restore the bac k ed up data. * 1 The message “No Data” will appear if there is no backup data stored in memory . Pressing ) will retur n the screen in step 1. Press  (Y es) to restore the data and delete any data c[...]

12-1 Chapter 12 System Manager Use the System Manager to view system inf or mation and make system settings . 1. Using the System Manager F rom the Main Menu, enter the SYSTEM mode and display the f ollowing menu items . •  ( ) ... {displa y contrast adjustment} •  ( ) ... {A uto P ower Off time setting} •  (LANG) ... {system languag[...]

12-2 S T o specify the backlight key (f or models equipped with a bac klight onl y) 1. While the initial SYSTEM mode screen is displa y ed, press  ( ) to display the P ower Proper ties setting screen. 2. Use D and A to select “Backlight Setting”. •  (LIGHT) ... {Backlight on/off:  * (LIGHT)} •  (ANY) ... {Backlight on: Any k e y[...]

12-3 • Press  (MSG) to retur n to the Message Language selection screen. 5. Press ) or ) (QUIT) to return to the initial SYSTEM mode screen. I V ersion List Use VER (version) to displa y the operating system v ersion. Y ou can also register the user name you w ant. S T o display version inf ormation 1. On the initial SYSTEM mode screen, pre[...]

12-4 Pressing  ( E ) on the abov e screen displa ys the Reset Screen 2 sho wn below . •  (M&S) ... {main memor y data and storage memor y data clear}* •  (ALL) ... {all memor y clear}* •  (SD) ... {SD card f or mat} (fx-9860G II SD only) * Not included on the fx-7400G II /fx-9750G II . The f ollowing tab le sho ws the function[...]

13-1 Chapter 13 Data Comm unications This chapter tells you e verything you need to know to tr ansf er programs betw een two CASIO P ower Graphic calculators connected using the cab le that is equipped as a standard accessor y . 1. Connecting T w o Units The f ollowing procedure describes how to connect tw o units with the connecting cable that com[...]

13-2 * 1 With the fx-9860G II SD , fx-9860G II , fx-9860G A U PLUS, and fx-9860G Slim (OS 2.00), use the Program-Link Softw are and USB cab le that comes with the calculator . F or the fx-9750G II and fx-7400G II , y ou will need to purchase the separately a v ailable F A-124. 3. P erf orming a Data Comm unication Operation F rom the Main Menu, ent[...]

13-3 •  (ScreenRecv) ... {mode selection f or sending calculator screen images to PC using fx- 9860G Manager PLUS Screen Receiv er function} T o transf er data between a PC and calculator memor y , press  . Use ke ys  through  to select the appropriate mode f or sending the calculator screen image to an e xter nal de vice . For detail[...]

13-4 Only items that contain data appear on the data item selection screen. If there are too many data items to fit on a single screen, the list scrolls when you mo v e the cursor to the bottom line of the items on the screen. S T o execute a send operation After selecting the data items to send, press  (TRAN). A message appears to confir m that[...]

13-5 1. On the receiv er’ s data communication main menu, press  (W AKE). This displa ys the W akeup setting screen. •{ On } ... {turns W ak eup on} •{ Off } ... {turns W ak eup off} 2. Press  (On). This tur ns on Wak eup and returns of the data communication main menu. 3. T ur n off the receiver . 4. Connect the receiv er to the sender[...]

13-6 Data Item Contents Overwrite Check * 1 RECURSION* Recursion data No SETUP Setup data No ST A T Stat result data No <STRING> String memor y group STR n String memor y (1 to 20) data No SYSTEM OS and data shared by applications (clipboard, repla y , histor y , etc.) No <S-SHEET> Spreadsheet group Spreadsheet data names Spreadsheet da[...]

13-7 I Exchanging Data with another Model Calculator In this section, the ter m “OS 2.00 calculators” refers to the f ollo wing models. • fx-9860G II SD , fx-9860G II , fx-9860G A U PLUS, fx-9750G II , fx-7400G II • fx-9860G Slim, fx-9860G SD , fx-9860G and fx-9860G A U whose operating systems hav e been updated to V ersion 2.00 An OS 2.00 [...]

13-8 - Clipboard and histor y data (Including the “SYSTEM” data item.) - e • A CT mode data* 1 - S • SHT mode data* 1 * 1 Can be transf erred from an fx-9860G II SD , fx-9860G II , fx-9860G A U PLUS, fx-9860G Slim (OS 2.00), fx-9860G SD (OS 2.00), fx-9860G (OS 2.00) or fx-9860G A U (OS 2.00) calculator . • Program data is tr ansf erred as[...]

13-9 Complex Number in data - Matr ix data includes an element containing a comple x number* 1 - List data includes an element containing a complex n umber - EQU A mode simultaneous equation input data has a comple x number coefficient - EQU A mode simultaneous equation calculation result includes a comple x number solution In v alid Data Number - [...]

13-10 The f ollowing data is not sent from the OS 2.00 calculator or is disregarded when receiv ed b y the fx-7400G series calculator • Any alpha memory variable (A to Z, r , Ƨ ) with a comple x number assigned • Ans wer Memory • Capture memor y data • Clipboard, repla y , and histor y data (Including the “SYSTEM” data item.) • CONIC[...]

13-11 • The f ollowing numer ic e xpressions input in the Math input/output mode are con v er ted to Linear input/output mode bef ore being sent. - Graph e xpressions registered in the D YNA mode and RECUR mode* 1 - Solv e e xpressions registered in the EQU A mode - Graph e xpressions registered in the GRAPH mode and T ABLE mode * 1 * 1 Not recei[...]

13-12 •  (Recv)* ... {mode selection for sending calculator screen images to PC using fx-9860G Manager PLUS Screen Receiv er function (auto screen image send tur ned on)} * Not included on the fx-7400G II . I Select Connection Mode Screen (All models e xcept fx-7400G II ) Y ou also can perf or m the same mode selection operations as the Captur[...]

13-13 I A uto Screen Image Send to an OHP Unit (Not av ailab le on the fx-7400G II ) The f ollowing procedure sends the screen of this calculator to an OHP unit at fix ed inter vals. 1. Use the USB cable to connect the calculator to the OHP unit. • Connecting the USB cable to the calculator will cause the “Select Connection Mode” dialog bo x [...]

13-14 S T o project calculator screen contents from a projector 1. Use the USB cable that comes with the calculator to connect to the projector (or YP-100 unit). • Connecting the USB cable to the calculator will cause the “Select Connection Mode” dialog bo x to appear . 2. Press  (Projector). S Precautions when Connecting • An hourglass [...]

14-1 Chapter 14 Using SD Car ds (fx-9860G ɉ SD onl y) Y ou can use SD cards to store calculator data. Y ou can cop y main memor y and storage memory data to and from an SD card. Impor tant! • Alwa ys use an SD memor y card. Operation is not guar anteed when another type of memor y card is used. • Be sure to read the user documentation that com[...]

14-2 S T o inser t an SD card 1. Orient the SD card so its back is f acing upwards (in the same direction as the calculator ke yboard). 2. Carefully inser t the SD card into the calculator’ s SD card slot. Impor tant! • Ne v er inser t anything other than SD cards into the SD card slot. Doing so can damage the calculator . • Should water or a[...]

14-3 2. Formatting an SD Car d • Use the procedure under “Reset” (page 12-3) to f ormat an SD card. 3. SD Car d Precautions during Use • SD card problems can normally be corrected by ref or matting the card. Ho we v er , it is alwa ys a good idea to take along more than one SD card to a v oid data storage prob lems . • Card f or matting ([...]

A -1 Appendix 1. Err or Message T able Message Meaning Countermeasure Syntax ERROR • Illegal syntax • Attempt to input an illegal command • Press ) to display the error and make necessary corrections. Ma ERROR • Calculation result e xceeds the displa y range . • Calculation is outside the input range of a function. • Mathematical error [...]

A -2 Message Meaning Countermeasure Argument ERROR • Incorrect argument specification f or a command that requires an argument. • Correct the argument. Dimension ERROR • Illegal dimension used dur ing matrix or list calculations. • Check the matrix or list dimension. Range ERROR  Input of an improper V -Window v alue.  V -Windo w rang[...]

A -3 Message Meaning Countermeasure Can’t Solv e! Adjust initial v alue or bounds. Then tr y again • A Solve calculation could not obtain a solution within the specified range . • Change the specified range. • Correct the input expression. No V ariable  No variable specified within a g raph function being used f or Dynamic Graph.  No [...]

A -4 Message Meaning Countermeasure Time Out • A Solve calculation or integr ation calculation was unab le to satisfy conv ergence conditions. • If you are perf orming a Solve calculation, tr y changing to the initial def ault estimated v alue. • If you are perf orming an integration calculation, try changing to a larger tol v alue. Circular [...]

A -5 2. Input Ranges Function Input range for real number solutions Internal digits Precision Notes sin x cos x tan x (DEG) | x | < 9 s (10 9 )° (RAD) | x | < 5 s 10 7 P rad (GRA) | x | < 1 s 10 10 grad 15 digits As a rule, precision is p 1 at the 10th digit.* How e v er , for tan x : | x | x 90(2 n +1): DEG | x | xP /2(2 n +1): RAD | x |[...]

A -6 Function Input range for real number solutions Internal digits Precision Notes ° ’ ” k} ° ’ ” | a |, b , c < 1 s 10 100 0  b , c 15 digits As a rule, precision is p 1 at the 10th digit.* | x | < 1 s 10 100 Se xagesimal displa y: | x | < 1 s 10 7 ^( x y ) x > 0: –1 s 10 100 < y log x < 100 x = 0 : y > 0 x <[...]

E-CON2 Application[...]

20051101 All of the explanations provided here assume that you are already familiar with the operating precautions, terminology , and operational procedures of the calculator and the EA-200.[...]

20051101 1-1 E-CON2 Overview 1 E-CON2 Overview • From the Main Menu, select E-CON2 to enter the E-CON2 Mode. • The “E-CON2 Mode” provides the functions listed below for simple and more ef ficient data sampling using the CASIO EA-200. • 1 (SET) ........ Displays a screen for setting up the EA-200. • 2 (MEM) ....... Displays a screen for [...]

20051101 2 Using the Setup Wizard This section explains how to use the Setup Wizard to configure the EA-200 setup quickly and easily simply by replying to questions as they appear . If you need more control over specific sampling parameters, you should consider using the Advanced Setup procedure on page 3-1. k Setup Wizard Parameters Setup Wizard l[...]

20051101 u T o configure an EA-200 setup using Setup Wizard Before getting started... • Before starting the procedure below , make sure you first decide if you want to start sampling immediately using the setup you configure with Setup Wizard, or if you want to store the setup for later sampling. • See sections 6-1, 7-1, and 8-1 of this manual [...]

20051101 2-3 Using the Setup Wizard • If the “Input T otal Sampling Interval” screen appears, skip to step 6. 5. Select the options for the sensor you specified in step 4. Use the f and c cursor keys to move the highlighting to the option you want to select, and then press w . • If the “Input T otal Sampling Interval” screen appears, ad[...]

20051101 8. Use number keys b through e to specify the unit for the value you specified in step 6. • This displays a confirmation screen like the one shown below . 2-4 Using the Setup Wizard 7. After inputting total sampling time value you want, press w . This displays the “Select Unit” screen. 10. Press number keys described below to specify[...]

20051101 2-5 Using the Setup Wizard k Using Setup Wizard to Configure Settings for FFT (Frequency Characteristics) Data Sampling When you perform sound sampling executed the EA-200’s built-in microphone (by specifying [CASIO] - [Microphone] as the sensor), Setup Wizard will provide you with three options: [Sound wave], [Sound wave & FFT], and[...]

20051101 2-6 Using the Setup Wizard k Using Setup Wizard to Configure a PhotoGate Setup Connection of a V ernier PhotoGate requires configuration of setup parameters that are slightly dif ferent from parameters for other types of sensors. u u u u u T o configure a setup for PhotoGate alone 1. Perform the first two steps of the procedure under “T [...]

20051101 2-7 Using the Setup Wizard 5. Input an integer in the range of 1 to 255 to specify the number of samples. 6. Perform step 10 under “T o configure an EA-200 setup using Setup Wizard” on page 2-2 to finalize the procedure. u u u u u T o configure a setup for PhotoGate and Smart Pulley 1. Perform the first two steps of the procedure under[...]

20051101 2-8 Using the Setup Wizard k Outputting the W aveform of a Function through the Speaker Normally , the Setup Wizard helps you configure setups for sensors connected to the EA-200. If you select [CASIO] - [Speaker] - [y=f(x)] on the “Select Sensor” screen, however , it configures the EA-200 to output the sound that corresponds to a func[...]

20051101 2-9 Using the Setup Wizard 7. Press 6 (DRA W) to graph the function. • This graphs the function and displays a vertical cursor line as shown below . Use the graph to specify the range that you want to output to the speaker . 8. Use the d and e cursor keys to move the cursor to the start point of the output, and then press w to register i[...]

20051101 2-10 Using the Setup Wizard 14. Perform one of the following operations, depending on what you want to do. T o change the output frequency and try again: Press 1 (Y es) to return to the “Output Frequency” dialog box. Next, repeat the above steps from step 10. T o change the output range of the waveform graph and try again: Press 6 (No)[...]

20051101 3 Using Advanced Setup Advanced Setup provides you with total control over a number of parameters that you can adjust to configure the EA-200 setup that suits your particular needs. The procedures in this section provide the general steps you should perform when using Advanced Setup to configure an EA-200 setup, and to returns setup settin[...]

20051101 3-2 Using Advanced Setup • d (T rigger) ...... Displays a screen for configuring sampling start (trigger) conditions. See “T rigger Setup” on page 3-8 for more information. • e (Graph) ....... Displays a screen for configuring graph settings. See “Graph Setup” on page 3-13 for more information. • Y ou can return the settings [...]

20051101 3-3 Using Advanced Setup k Channel Setup The Channel Setup screen shows the sensors that are currently assigned to each channel (CH1, CH2, CH3, SONIC, Mic). u u u u u T o configure Channel Setup settings 1. While the Advanced Setup menu (page 3-1) is on the display , press b (Channel). • This displays the Channel Setup screen. Currently [...]

20051101 3-4 Using Advanced Setup • From the menu that appears after you select “Photogate” as the sensor , select [Gate] or [Pulley]. [Gate] ............... Select this option when using the PhotoGate sensor alone. [Pulley] ............. Select this option when using the PhotoGate sensor along with a smart pulley . 4 (None) ......... Select [...]

20051101 3-5 Using Advanced Setup k Sample Setup The Sample Setup screen lets you configure a number of settings that control sampling. u u u u u T o configure Sample Setup settings 1. While the Advanced Setup menu (page 3-1) is on the display , press c (Sample). • This displays the Sample Setup screen, with the “Mode” line highlighted, which[...]

20051101 3-6 Using Advanced Setup 4. T o change the number of samples setting, move the highlighting to “Number”. Next, press 1 to display a dialog box for specifying the number of samples. • Y ou can specify a value in the range of 10 to 30,000. • The total sampling time shown at the bottom of the dialog box is calculated by multiply- ing [...]

20051101 3-7 Using Advanced Setup 6. After all the settings are the way you want, press w . • This returns to the Advanced Setup menu. Note • Whenever the current Channel Setup (page 3-3) and T rigger Setup (page 3-8) settings become incompatible due to a change in Sample Setup settings, these settings revert automatically to their initial defa[...]

20051101 3-8 Using Advanced Setup The following table describes each of the six available trigger sources. Note The trigger sources you can select depends on the sampling mode selected with the Sample Setup (page 3-5). For this sampling mode: The following trigger source(s) can be selected: Realtime [EXE] key , Count Down Fast [EXE] k ey , Count Do[...]

20051101 3-9 Using Advanced Setup • The trigger source is always “[EXE] key” when the sampling mode is “Extended”, and “CH1” when the sampling mode is “Clock” or “Period”. u u u u u T o configure T rigger Setup settings 1. While the Advanced Setup menu (page 3-1) is on the display , press d (T rigger). • This displays the T [...]

20051101 If this is the trigger source: Do this next: [EXE] key Press w to finalize T rigger Setup and return to the Advanced Setup menu. Count Down Specify the countdown start time. See “T o specify the countdown start time” below . CH1 Specify the trigger threshold value and trigger edge direction. See “T o specify the trigger threshold val[...]

20051101 3-1 1 Using Advanced Setup u u u u u T o specify the trigger threshold value and trigger edge type Perform the following steps when “Fast”, “Normal”, or “Clock” is specified as the sampling mode (page 3-5). 1. Move the highlighting to “Threshold”. 2. Press 1 (EDIT) to display a dialog box for specifying the trigger threshol[...]

20051101 3-12 Using Advanced Setup u u u u u T o configure PhotoGate trigger start and end settings Perform the following steps when CH1 is selected as a Photogate trigger source. 1. Move the highlighting to “Start to”. 2. Press one of the function keys described below . 3. Move the highlighting to “End Gate”. 4. Press one of the function k[...]

20051101 3-13 Using Advanced Setup T o specify this graph source data name display setting: Press this key: Display source data name 1 (On) Hide source data name 2 (Of f) k Graph Setup Use the Graph Setup screen to configure settings for the graph produced after sampling is complete. Y ou use the Sample Setup settings (page 3-5) to turn graphing on[...]

20051101 3-14 Using Advanced Setup T o specify this real-time scrolling setting: Press this key: Real-time scrolling on 1 (On) Real-time scrolling off 2 (Of f) 5. T o change the real-time scroll setting, use the f and c cursor keys to move the highlighting to “RealScroll”. Next, press one of the function keys described below . 6. Press w to fin[...]

20051101 4 Using a Custom Probe Y ou can use the procedures in this section to configure a custom probe for use with the EA- 200. The term “custom probe” means any sensor other than the CASIO or V ernier sensors specified as standard for the E-CON2 Mode. k Configuring a Custom Probe Setup T o configure a custom probe setup, you must input value[...]

20051101 4-2 Using a Custom Probe 6. Use the function keys described below to configure the custom probe setup. • T o change the setting of an item, first use the f and c cursor keys to move the highlighting to the item. Next, use the function keys to select the setting you want. (1) Slope Press 1 (EDIT) to input the slope for the linear interpol[...]

20051101 k Auto Calibrating a Custom Probe Auto calibration automatically corrects the slope and intercept values of a custom probe setup based on two actual samples. Important! • Before performing the procedure below , you should prepare two conditions whose measurement values are known. • When inputting reference value in step 5 of the proced[...]

20051101 4-4 Using a Custom Probe 4. After the sampled value stabilizes, hold down w for a few seconds. • This will register the first sampled value and display it on the screen. At this time the cursor will appear at the bottom of the display , ready for input of a reference value. 5. Use the key pad to input the reference value for the first sa[...]

20051101 8. Press w , and then input a memory number from 1 to 99. • This saves the custom probe setup and returns to the custom probe list. k Zero Adjusting a Custom Probe This procedure zero adjusts a custom probe and sets its intercept value based on an actual sample using the applicable custom probe. u T o zero adjust a custom probe 1. Connec[...]

20051101 4. At the point your want to perform zero adjustment (the point that the displayed value is the appropriate zero adjust value), press w . • This will return to the custom probe setup screen. • The E-CON2 will set the intercept value automatically based on the sampled value. The automatically configured value will appear on the custom p[...]

20051101 5-1 Using the MUL TIMETER Mode 5 Using the MUL TIMETER Mode Y ou can use the Channel Setup screen (page 3-3) to configure a channel so that EA-200 MUL TIMETER Mode sampling is triggered by a calculator operation. u u u u u T o use the MUL TIMETER Mode 1. Connect the calculator and EA-200, and connect the sensors you want to the applicable [...]

20051101 6-1 Using Setup Memory 6 Using Setup Memory Creating EA-200 setup data using the Setup Wizard or Advanced Setup causes the data to be stored in the “current setup memory area”. The current contents of the current setup memory area are overwritten whenever you create other setup data. Y ou can use setup memory to save the current setup [...]

20051101 2. If you are starting from the final Setup Wizard screen, press c (Save Setup-MEM). If you are starting from another screen, press 2 (SA VE). • This displays the screen for inputting the setup name. 6-2 Using Setup Memory 3. Input up to 18 characters for the setup name. 4. Press w and then input a memory number (1 to 99). • If you sta[...]

20051101 u T o recall a setup and use it for sampling Be sure to perform the following steps before starting sampling with the EA-200. 1. Connect the calculator to the EA-200. 2. Turn on EA-200 power . 3. In accordance with the setup you plan to use, connect the proper sensor to the appropriate EA-200 channel. 4. Prepare the item whose data is to b[...]

20051101 u T o delete setup data 1. On the E-CON2 main menu (page 1-1), press 2 (MEM) to display the setup memory list. 2. Use the f and c cursor keys to highlight the name of the setup you want. 3. Press 4 (DEL). 4. In response to the confirmation message that appears, press 1 (Y es) to delete the setup. • T o clear the confirmation message with[...]

20051101 7 Using Program Converter Program Converter converts an EA-200 setup you configured using Setup Wizard or Advanced Setup to a program that can run on the calculator . Y ou can also use Program Converter to convert a setup to a CFX-9850 Series/fx-7400 Series-compatible program.* 1 * 2 * 1 See the documentation that came with your scientific[...]

20051101 2. Enter up to eight characters for the program name. Note Using the program converter initial default settings will create a program like the one below . • Associated Scientific Calculator: fx-9860 Series • Associated Data Analyzer: EA-200 • Calibration: None • Password: None If you want to use these settings the way they are with[...]

20051101 5. If you plan to use a custom probe connected to CH1 of the Data Analyzer , specify whether calibration or zero adjust should be performed. Perform one of the following key operations to configure the desired setting. • The operation you specify will appear in line “F3:” of the program converter screen. 6. T o password protect the p[...]

20051101 k Converting a CFX-9850 Series Program to a fx-9860 Series Compatible Program T o use an EA-200 control program created on the CFX-9850 Series calculator (for use on the CFX-9850) on the E-CON2, you need to convert the program to an fx-9860 program. Conversion can be performed using the program converter . 4. Use f and c to move the highli[...]

20051101 5. Enter up to eight characters for the program name. • If you want to password protect the program, perform steps 6 and 7 under “T o convert a setup to a program” after inputting the program name. 6. Press w to start conversion of the program. • The message “Complete!” appears when conversion is complete. T o clear the message[...]

20051101 8 Starting a Sampling Operation The section describes how to use a setup configured using the E-CON2 Mode to start an EA-200 sampling operation. k Before getting started... Be sure to perform the following steps before starting sampling with the EA-200. 1. Connect the calculator to the EA-200. 2. T urn on EA-200 power . 3. In accordance wi[...]

20051101 u T o start sampling 1. Start the sampling operation by performing one of the function key operations described below . ✔ If the final Setup W izard screen (page 2-4) is on the display , press b (Start Setup). ✔ If the Advanced Setup menu (page 3-1) is on the display , press 1 (STR T). ✔ If the E-CON2 main menu (page 1-1) is on the d[...]

20051101 8-3 Starting a Sampling Operation Mode Real-time Fast Normal Sound Extended Period Clock 1. EA-200 Setup 2. Start Standby 3. Sampling 4. Graphing Star ts Sampling • The screen shown belo w appears when CH1, SONIC , or Mic is used as the trigger. Graph screen does not show all sampled v alues, but only a partial previe w . Pressing 1 adv [...]

20051101 9-1 Using Sample Data Memory 9 Using Sample Data Memory Performing an EA-200 sampling operation from the E-CON2 Mode causes sampled results to be stored in the “current data area” of E-CON2 memory . Separate data is saved for each channel, and the data for a particular channel in the current data area is called that channel’ s “cur[...]

20051101 4. Enter up to 18 characters for the data file name, and then press w . • This displays a dialog box for inputting a memory number . 5. Enter a memory number in the range of 1 to 99, and then press w . • This saves the sample data at the location specified by the memory number you input. • If you specify a memory number that is alrea[...]

20051101 u u u u u T o rename an existing sample data file Note • Y ou cannot use this procedure to rename a current data file name. 1. On the E-CON2 main menu (page 1-1), press 5 (GRPH). • This displays the Graph Mode screen. 2. Press 2 (DA T A). • This displays the Sampling Data List screen. 3. Use the f and c cursor keys to move the highli[...]

20051101 10-1 Using the Graph Analysis T ools to Graph Data 10 Using the Graph Analysis T ools to Graph Data Graph Analysis tools make it possible to analyze graphs drawn from sampled data. k Accessing Graph Analysis T ools Y ou can access Graph Analysis tools using either of the two methods described below . u u u u u Accessing Graph Analysis tool[...]

20051101 k Selecting an Analysis Mode and Drawing a Graph This section contains a detailed procedure that covers all steps from selecting an analysis mode to drawing a graph. Note • Step 4 through step 6 are not essential and may be skipped, if you want. Skipping any step automatically applies the initial default values for its settings. • If y[...]

20051101 b. Repeat step a to turn each of the graphs listed on the Graph Mode screen on or off. 6. Select the graph style you want to use. a. On the Graph Mode screen, use the f and c cursor keys to move the highlighting to the graph (Gph1, Gph2, etc.) whose style you want to specify , and then press 4 (STYL). This will cause the function menu to c[...]

20051101 10-4 Using the Graph Analysis T ools to Graph Data Graph Screen b. Use the function keys to specify the graph style you want. c. Repeat a and b to specify the style for each of the graphs on the Graph Mode screen. 7. On the Graph Mode screen, press 6 (DRA W) or w . • This draws the graph(s) in accordance with the settings you configured [...]

20051101 1 1-1 Graph Analysis T ool Graph Screen Operations 11 Graph Analysis T ool Graph Screen Operations This section explains the various operations you can perform on the graph screen after drawing a graph. Y ou can perform these operations on a graph screen produced by a sampling operation, or by the operation described under “Selecting an [...]

20051101 k Scrolling the Graph Screen Press the cursor keys while the graph screen is on the display scrolls the graph left, right, up, or down. Note • The cursor keys perform different operations besides scrolling while a trace or graph operation is in progress. T o perform a graph screen scroll operation in this case, press J to cancel the trac[...]

20051101 1 1-3 Graph Analysis T ool Graph Screen Operations k Using T race T race displays a crosshair pointer on the displayed graph along with the coordinates of the current cursor position. Y ou can use the cursor keys to move the pointer along the graph. Y ou can also use trace to obtain the periodic frequency value for a particular range, and [...]

20051101 4. Press w to assign the period and periodic frequency values to Alpha-Memory variables. • This displays a dialog box for specifying variable names for [Period] and [Frequency] values. • The initial default variable name settings are “S” for the period and “H” for the periodic frequency . T o change to another variable name, us[...]

20051101 3. Press w . • This causes the magnifying glass to disappear and enters the zoom mode. • The cursor keys perform the following operations in the zoom mode. 4. T o exit the zoom mode, press J . k T ransforming Sampled Data to List Data Use the following procedure to transform the sampled data in a specific range of a graph into list dat[...]

20051101 5. After everything is the way you want, press w . • This saves the lists and the message “Complete!” appears. Press w to return to the graph screen. • For details about using list data, see the manual that comes with the fx-9860G SD/fx- 9860G calculator . Note • Pressing 1 (All) in place of 2 (SEL) in step 2 converts the entire [...]

20051101 4. Move the trace pointer to the end point of the range for which you want to perform Fourier series expansion, and then press w . • This displays a dialog box for specifying the start degree of the Fourier series. 5. Input a value in the range of 1 to 99, and then press w . • This displays a dialog box for inputting the degree of the [...]

20051101 k Performing Regression Y ou can use the procedure below to perform regression for a range specified using the trace pointer . All of the following regression types are supported: Linear , Med-Med, Quadratic, Cubic, Quartic, Logarithmic, Exponential, Power , Sine, and Logistic. For details about these regression types, see page 6-3-5 throu[...]

20051101 5. Press 6 (DRA W). • This draws a quadratic regression graph and overlays it over the original graph. • T o delete the overlaid quadratic regression graph, press !4 (SKTCH) and then 1 (Cls). k Overlaying a Y=f(x) Graph on a Sampled Result Graph Use the following procedure when you want to overlay a Y=f(x) graph on the sampled result g[...]

20051101 4. After the graph function list settings are configured the way you want, press 6 (DRAW). • This overlays graphs of all the functions for which graphing is turned on, over the graph that was originally on the graph screen. 1 1-10 Graph Analysis T ool Graph Screen Operations 2. Press 1 (ZOOM). • This displays only one of the graphs tha[...]

20051101 1 1-1 1 Graph Analysis T ool Graph Screen Operations 3. Use the f and c cursor keys to cycle through the graphs until the one you want is displayed, and then press w . • This enters the zoom mode and causes all of the graphs to reappear , along with a magnifying glass cursor ( ) in the center of the screen. 4. Use the cursor keys to move[...]

20051101 2. Move the trace pointer to the start point of the range you want to output from the speaker , and then press w . 1 1-12 Graph Analysis T ool Graph Screen Operations / 5. T o exit the move mode, press J . k Outputting a Specific Range of a Graph from the Speaker Use the following procedure to output a specific range of a sound data wavefo[...]

20051101 4. Input a percent value for the output frequency value you want. • The output frequency specification is a percent value. T o output the original sound as-is, specify 100%. T o raise the original sound by one octave, input a value of 200%. T o lower the original sound by one octave, input a value of 50%. 5. After inputting an output fre[...]

20051101 1 1-14 Graph Analysis T ool Graph Screen Operations k Configuring V iew Window Parameters Pressing !3 (V -Window) while the graph screen is on the display displays a View Window function key menu along the bottom of the display . Press the function key that corresponds to the V iew Window parameter you want to configure. 20070101 T o exit [...]

20051101 12-1 Calling E-CON2 Functions from an eActivity 12 Calling E-CON2 Functions from an eActivity Y ou can call E-CON2 functions from an eActivity by including an “Econ strip” in the eActivity file. The following describes each of the four available Econ strips. u Econ SetupWizard strip This strip calls the E-CON2 Setup Wizard. The Econ Se[...]

20051101 k Inserting an Econ Strip into an eActivity File The following procedure assumes that the eActivity file into which you want to insert the Econ strip is already open. For information about creating a new file and other basic eActivity operations, see “Basic eActivity File Operation” (page 10-1-5) in the manual that comes with the fx-98[...]

20051101 6. Press w to assign the title to the strip. • This will highlight the strip. • Y ou can execute the strip here by pressing w . For details about operations that are required when you execute a strip, see “Calling an E-CON2 Function from an Econ Strip” below . k Calling an E-CON2 Function from an Econ Strip This section explains op[...]

20051101 3. Perform the procedure under “T o configure an EA-200 setup using Setup Wizard” (page 2-2) from step 3 to set up the EA-200 and execute sampling. Note • In the case of the Econ SetupWizard strip, only the “1: Start Setup” is available on the “Complete!” dialog box. Other options are not available. 4. T o return to the eActi[...]

20051101 u u u u u T o execute sampling from an Econ Sampling strip 1. On the eActivity workspace screen, use the f and c keys to move the highlighting to the Econ Sampling strip. 2. Press w . • This displays a sampling start confirmation screen. 12-5 Calling E-CON2 Functions from an eActivity • If this is the first time you are using this Econ[...]

20051101 8. Press w . • This will set up the EA-200 in accordance with the setup data registered in the Econ Sampling strip. The message “Start sampling?” appears on the screen after EA-200 set up is complete. 9. Press w to start sampling. • The screens that appear while sampling is in progress and after sampling is complete depend on setup[...]

20051101 u u u u u Econ Strip Memory Capacity Precautions • The memory capacity of each Econ strip is 25 KB. An error will occur if you perform an operation that causes this capacity to be exceeded. Particular care is required when handling a large number of samples, which can cause memory capacity to be exceeded. • Always make sure that FFT Gr[...]

Manuf acturer: CASIO COMPUTER CO ., L TD . 6-2, Hon-machi 1-chome Shibuy a-ku, T oky o 151-8543, Japan Responsible within the European Union: CASIO EUROPE GmbH Casio-Platz 1 22848 Norderstedt, Germany This mark applies in EU countries only.[...]

CASIO COMPUTER CO ., L TD . 6-2, Hon-machi 1-chome Shibuya-ku, T okyo 151-8543, Japan One or more of the following patents may be used in the pr oduct. U.S.Pats. 5,166,897 5,210,708 5,535,317 5,539,867 SA09 0 2-A[...]