Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 4 - Section 4.2 - Compound Inequalities - Exercise Set - Page 274: 82

Answer

Solve the inequalities and graph the union.

Work Step by Step

In order to solve an inequality involving the word "or" (as opposed to "and"), we solve each inequality separately, graph each resulting inequality, and graph the union of the solution set. The union includes the solution regions of both inequalities (even if they do not overlap). See the explanation on page 270 of the textbook.
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