Algebra and Trigonometry 10th Edition

Published by Cengage Learning
ISBN 10: 9781337271172
ISBN 13: 978-1-33727-117-2

Chapter 1 - 1.7 - Linear Inequalities in One Variable - 1.7 Exercises - Page 138: 78



Work Step by Step

$|x|\lt a~↔~-a\lt x\lt a$ $|x|\leq a~↔~-a\leq x\leq a$ $|x|\gt a~↔~x\lt-a~or~x\gt a$ $|x|\geq a~↔~x\leq-a~or~x\geq a$ $x\lt-3$ or $x\gt3$ $|x|\gt3$
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