Answer
$\{x|x\in R\}$
Work Step by Step
By definition, $|x|\geq0$ is true for all real numbers. Thus the given inequality $|x|\gt -4$ should be true for all real numbers. That is, $\{x|x\in R\}$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.9 - Linear Inequalities and Absolute Value Inequalities - Exercise Set - Page 140: 131
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