Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 9 - Inequalities and Problem Solving - Review Exercises: Chapter 9 - Page 622: 3



Work Step by Step

Since for any $c\gt0,$ $|x|\gt c$ implies $x\gt c$ or $x\lt -c,$ then $|f(x)|\gt c$ implies $f(x)\gt0$ or $f(x)\lt-c.$ Hence, the given statememt is true.
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