Casio CFX-9970G Algebraic Expressions User Manual
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Example
To factorize the expression X2 - 4X + 4
2
(fctor)
vx-ev
+ew
(X – 2)2
• You can also factorize a value into its prime factors.
Example
To factorize 64 into its prime factors
2
(fctor)
gew
26
uuuuu
Addition 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)
uuuuu
Product-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