Casio ClassPad 330 - Using the Assistant Submenu

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2-8-47
Using the Action Menu
Using the Assistant Submenu
The [Assistant] submenu contains two commands related to the Assistant mode.
• Note that the following commands are valid in the Assistant mode only. For more
information on the Assistant mode see “Assistant Mode and Algebra Mode” on page 2-2-8.
u
arrange
Function: Collects like terms and arranges them in descending order, starting with the
term that contains the smallest coeffi cient.
Syntax: arrange (Exp/Eq/Ineq/List/Mat [
) ]
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To arrange 2
x
+ 3 – 5
x
+ 8
y
in the sequence of its variables
Menu Item: [Action][Assistant][arrange]
u
replace
Function: Replaces the variable in an expression, equation or inequality with the value
assigned to a variable using the “store” command.
Syntax: replace (Exp/Eq/Ineq/List/Mat [
) ]
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To replace
s
in the expression 3
x
+ 2
s
, when the expression 2
x
+ 1
is assigned to
s
Menu Item: [Action][Assistant][replace]
u
invert
Function: Inverts two variables in an expression.
Syntax: invert (Exp/Eq/Ineq/List [,variable-1, variable-2] [
) ]
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To invert
x
and
y
in the expression 2
x
=
y
Menu Item: [Action][Transformation][invert]
•
x
and
y
are inverted when variables are not specifi ed.