User Manual

20060301
2-9-2
Using the Interactive Menu
S
To factorize from the Action menu
(1) Tap [Action], [Transformation], and then [factor].
• This inputs “factor(” into the work area.
(2) Input the expression you want to factorize
(
x
3
– 3
x
2
+ 3
x
– 1).
(3) Tap
U
.
• This factorizes the selected expression.
[Interactive] menu operations come in handy in the following cases.
• When you want to use a command on an expression you are calculating
• When you want to use a command that requires multiple arguments
When you use the [Interactive] menu to access a command that requires multiple arguments
or if you access a command without first highlighting an expression, the dialog box that
appears shows the number of arguments, the contents of each argument, and the input
sequence. This lets you perform your input without worrying about command syntax.
The following procedure shows an example of using the [Interactive] menu when three
arguments need to be specified.
Example: To obtain the definite integral of
x
2
+ 2
x
, 1
O
x
O
2
S\
ClassPad Operation
(1) In the work area, input the expression (
x
2
+ 2
x
).
(2) Drag the stylus across the expression to select it.
(3) Tap [Interactive], [Calculation], and then [
°
].
• This displays the
°
dialog box.
• Though the above two procedures are quite different, they both produce the same result.