ABS returns an absolute value of a numerical expression.

Syntax

ABS(NumExp)

Arguments

• NumExp is a numerical expression 

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1. The absolute value of NumExp indicates its magnitude without regard to its sign.

Examples

ABS(a)

returns3 whether a has value 3 or -3.

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Our topgoal AbsoluteNumExp is given by the relation

AbsoluteNumExp = ABS(NumExp)

Solution

For example, when putting A=-2 and B=-3 as input, the solution becomes

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