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 162: 89

Answer

$True, False, True, False$

Work Step by Step

We can select test values as $x=-7, -3, 0, 2$ and, for each value, see if it satisfies the original inequality. The results are $True, False, True, False$ for the four intervals respectively.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.