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: 69

Answer

$|m-7| \le 2$

Work Step by Step

RECALL: $|a-b|$ represents the distance between the real numbers $a$ and $b$. Thus, the distance between $m$ and $7$ is represented by $|m-7|$. Since the distance is no more than $2$ units, then the required inequality is: $|m-7| \le 2$
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