## Precalculus (6th Edition)

Published by Pearson

# Chapter R - Review of Basic Concepts - R.2 Real Numbers and Their Properties - R.2 Exercises - Page 21: 82

true

#### Work Step by Step

Note that absolute value is defined as: $|a| = a$ if $a \gt 0$ $|a| = -a$ if $a \lt 0$ Example: $|-5| = -(-5) = 5$ Thus, the given statement is true.

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