College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 1 - Section 1.2 - Quadratic Equations - 1.2 Assess Your Understanding: 4

Answer

True.

Work Step by Step

Yes, $\sqrt{x^2}=|x|$. For example, $\sqrt{(-4)^2}=\sqrt{16}=4=|-4|$
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