Casio ClassPad 300 PLUS, User Manual

Page: 171 / 753

20050501
2-7-42
Using the Action Menu
u u u u u
getLeft
Function: Extracts the left-side elements of an equation or inequality.
Syntax: getLeft (Eq/Ineq/List [ ) ]
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To extract the left side elements of
y
= 2
x 2
+ 3
x
+ 5
Menu Item: [Action][Equation/Inequality][getLeft]
u u
u u
u absExpand
Function: Divides an absolute value expression into formulas without absolute value.
Syntax: absExpand (Eq/Ineq [ ) ]
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To remove the absolute value from |2
x
– 3| = 9
Menu Item: [Action][Equation/Inequality][absExpand]
u u u u u andConnect
Function: Combines two equations or inequalities into a single expression.
Syntax: andConnect (Eq/Ineq-1, Eq/Ineq-2 [ ) ]
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To rewrite
x
> –1 and
x
< 3 into a single inequality
Menu Item: [Action][Equation/Inequality][andConnect]
u u
u u u
and
Function: Returns the result of the logical AND of two expressions.
Syntax: Exp/Eq/Ineq/List-1 and Exp/Eq/Ineq/List-2
• Ineq (inequality) includes the “
⫽
” (not equal to) relational operator.
Example: To obtain the result of the logical AND of
x
2 > 1 and
x
< 0
Menu Item: [Action] [Equation/Inequality] [and]