Precalculus (6th Edition)

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

Chapter 1 - Equations and Inequalities - 1.8 Absolute Value Equations and Inequalities - 1.8 Exercises: 1

Answer

$F$

Work Step by Step

RECALL: $|x| = a \longrightarrow x=a \space\text{ or } \space x = -a$ Using the rule above gives: $|x| = 7 \longrightarrow x=7 \text{ or } x = -7$ Thus, the answer is Option $F$.
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