Casio CFX-9970G Algebraic Expressions Instrukcja Użytkownika Pobierz pdf (Strona 5)

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Example To factorize the expression X

- 4X + 4

2(fctor)vx-ev

+ew (X – 2)

• You can also factorize a value into its prime factors.

Example To factorize 64 into its prime factors

2(fctor)gew 2

uAddition Theorems —— (tExp)

This command uses trigonometric addition theorems to transform an expression.

Syntax: tExpand (<expression>[)]

Example To transform sin(A+B) using addition theorems

6(g)1(tExp)

s(aA+aBw cos(B) • sin(A) + sin(B) • cos(A)

uProduct-to-Sum Transformation —— (tColl)

This command uses addition theorems to perform product-to-sum transformation.

Syntax: tCollect (<expression>[)]

Example To perform product-to-sum transformation on sin(A)cos(B)

using addition theorems

6(g)2(tColl)

saAcaBw

ALGBR Mode Commands 20 - 3

sin(A + B) sin(A – B)

2 2

1 2 3 4 5 6 7 8 9 10 ... 14 15

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Casio CFX-9970G Algebraic Expressions Instrukcja Użytkownika Strona 5