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: 55

Answer

This inequality is true for all values of $x$, or the solution is $(-\infty,\infty)$

Work Step by Step

$|10-4x|\ge-4$ Since an absolute value expression is always positive, and a positive number is always greater than a negative number, all values of $x$ are a solution of this inequality.
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