Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 1 - Equations and Inequalities - 1.7 Inequalities - 1.7 Exercises - Page 158: 4

Answer

Option $H$

Work Step by Step

When a real number is squared, the result is always greater than or equal to $0$. Thus, any real number is a solution to given inequality Therefore, the interval notation that represents the solution set of the given inequality is: $(-\infty, +\infty)$
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