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Casio ClassPad 300 PLUS User Manual

Page 171

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20050501

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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]