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AP CALCULUS TI-89 pt.2
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This Thing does Algebra!
III. ALGEBRA SYSTEM Example 1: This Thing does Algebra! COOL!
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III. ALGEBRA SYSTEM Example 2: This Thing does Trig! Super COOL!
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Fractions Reducing and Dividing: Reduce: Divide/ Decompose: #3 expand(
#7 propFrac(
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Fractions [F2] - Algebra Menu Adding and Subtracting: #6 comDenom(
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Cool! [F2] - Algebra Menu #2:factor( ) over the Integers
#2:factor( , x ) over the Real #’s over the Complex #’s #A: Complex 2:cFactor( ) Edit to: Cool!
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1: solve( , variable) 8: nSolve( , variable) A: Complex 1:cSolve( , variable) Solve for r. Solve for y.
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[F2] Algebra #3: expand( #9: Trig :tExpand( COOL! WAY COOL!
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Trig. REM: Three answer forms: (a) principal answer
(b) all answers in [0,2] c) all answers << +2k>> Careful…..remember multiple answers!
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Trig. solve( ,x) returns a weird answer @n# = k 2k n [1,255]
if only one let n=0 Careful…..remember multiple answers!
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Trig. @n# = k if more than one let k1=1 & k2 =2
Careful…..remember multiple answers!
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Last Update: 8/08/11
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