20060301
u
simplify
Function: Simplifies an expression.
Syntax: simplify (Exp/Eq/Ineq/List/Mat [
)
]
• Ineq (inequality) includes the “
≠
” (not equal to) relational operator.
Example: To simplify (15
3
+ 26)^(1/3)
Menu Item: [Action][Transformation][simplify]
Example: To simplify cos(2
x
) + (sin(
x
))
2
(in the Radian mode)
Menu Item: [Action][Transformation][simplify]
u
expand
Function: Expands an expression.
Syntax: expand (Exp/Eq/Ineq/List/Mat [
)
]
expand (Exp,variable [
)
]
• Ineq (inequality) includes the “
≠
” (not equal to) relational operator.
• If you specify a variable, Exp is decomposed into partial fractions, with respect to the
variable.
Example: To expand (
x
+ 2)
2
Menu Item: [Action][Transformation][expand]
Example: To decompose into partial fractions, with respect to
x
Menu Item: [Action][Transformation][expand]
u
factor
Function: Factors an expression.
Syntax: factor (Exp/Eq/Ineq/List/Mat [
)
]
• Ineq (inequality) includes the “
≠
” (not equal to) relational operator.
Example: To factor
x
2
4
x
+ 4
Menu Item: [Action][Transformation][factor]
(
x
4
– 1)
1
2-8-4
Using the Action Menu
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