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Texas Instruments TI-84 manual

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Table of contents for the manual

  • Page 1

    education.ti.com TI -8 4 Pl us S il v er E di ti on K e y bo ar d å k ey a cc es s es t h e Ha nd h el d S of tw a re A pp l ic at i on s ( Ap ps ) l oa de d o n yo ur T I -8 4 Pl u s Si lv e r Ed i ti on É ac ce sse s th e alp ha f unc ti on pr inte d in gr een a bov e eac h key y ac cess es th e sec ond f unct ion pr inte d in bl ue ab ove e ac[...]

  • Page 2

    Getting Started Using Y our TI-84 Plus Silver Edition education.ti.com © T exas Instruments, 2007 TI -8 4 Pl us S il v er E di ti on E di t K e ys Ke ystr oke R esu lt ~ or | M oves t he cu rso r wit hin an e xpr ess ion . } or Ü M oves t he cu rso r fro m line t o lin e wit hin a n exp ress ion t hat oc cu pi es m or e t ha n on e li ne . On t h[...]

  • Page 3

    © T exas Instruments, 2007 T I - 8 4 P l u s S i l v e r E d i t i o n E x p r e s s i o n s , M e n u s , a n d G r a p h i n g D e f in in g o r Ed it in g a F un ct io n f or Gr a ph in g T o De fin e or Ed it a Fun ct ion 1 Pr ess o t o dis pla y the Y= ed itor . 2 Pr ess Ü t o mov e the curs or to the fu ncti on y ou wa nt to defi ne or edit[...]

  • Page 4

    education.ti.com © T exas Instruments, 2007 All About Apps f or the TI-84 Plus Silver Edition If you’ ve ev er wondered... So what is that little å key on your TI-84 Plus Silver Edition for , anyway? Handheld Software Applications, or Apps, are pieces of software you can add on to your TI-84 Plus Silver Edition or TI-84 Plus, in the same way yo[...]

  • Page 5

    education.ti.com © T exas Instruments, 2007 Gener al Math with the TI-84 Plus Silver Edition Ar it hm et ic Op er a ti on s a nd Pr ope rt i es Ar ithm eti c Ope rat ion s wit h the TI-8 4 Plu s Sil ver Edit ion Ad diti on: valu eA + v alu eB Re tur ns va lue A plu s val ueB √ Su btra cti on: valu eA - v alue B Su btra cts valu eB fr om v alue A[...]

  • Page 6

    Law of Exponents & Radicals Formulas Examples Keystrokes (where a=3, b=2, P=5, Q =6, r=4, s=2) a r x a s = a r + s 3 4 x 3 2 = 3 4 + 2 0 G D 1 T / E Õ 729 = a r – s = 3 4 – 2 0 G D 1 U / E Õ 9 = a p + q – r = 3 5 + 6 – 4 0GD2T3U1E Õ 2187 (ab) r = a r b r (3 x 2) 4 = 3 4 x 2 4 0 G 1 V / G 1 Õ 1296 = ( b ≠ 0) = 0 G 1 W / G 1 Õ 5.06[...]

  • Page 7

    More Algebr a with the TI-84 Plus Silver Edition education.ti.com © T exas Instruments, 2007 Equations of Lines T h is s ec ti o n f e at ur es t he T op i c s i n A lg eb r a 1 A p p f o r th e TI -8 4 Pl us S il v e r E di ti on . Ax + By = C Standard form — graph using intercepts y = mx + b Slope-intercept form — graph using m and (0,b) y ?[...]

  • Page 8

    Polygons Th e inf orm atio n in t his se ctio n is p res ente d usi ng s cree n sho ts f rom t he St udyC ard s ™ an d Cab ri Jr . Apps for t he TI -84 Pl us Si lver Edi tion . Circles T hi s s e ct i on fe a tu r es th e Ca b ri Jr . Ap p fo r th e T I -8 4 Pl u s S il v er E di ti o n. Diameter = 2*(radius) Circumference = π *(diameter) Circle[...]

  • Page 9

    © T exas Instruments, 2007 T rigonometry with the TI-84 Plus Silv er Edition T rigonometric Functions Acute Angles ò sin ␪ = opp / hyp csc ␪ = hyp / opp ô cos ␪ = adj / hyp sec ␪ = hyp / adj ö tan ␪ = opp / adj cot ␪ = adj / opp Arbitrary Angles sin ␪ = b / r csc ␪ = r / b cos ␪ = a / r sec ␪ = r / a tan ␪ = b / a cot ␪ [...]

  • Page 10

    education.ti.com © T exas Instruments, 2007 Math Refer ences Αα Ββ Γγ ∅δ Εε Ζζ Ηη Θθ Metric Prefix es Prefix Symbol Magnitude Exa- E 10 18 Peta- P 10 15 T era- T 10 12 Giga- G 10 9 Mega- M 10 6 kilo- k 10 3 hecto- h 10 2 deka- da 10 1 Prefix Symbol Magnitude deci- d 10 -1 centi- c 10 -2 milli- m 10 -3 micro- ∝ 10 -6 nano- n 10 -[...]