Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.1 - Radical Expressions and Functions - Exercise Set - Page 514: 119


Does not make sense.

Work Step by Step

Since, the given expression $\sqrt [4] {(-8)^4}$ can be written as $|-8|$ which is absolute value $8$. The cancellation take place when the radicand is a positive value. Hence, the given statement doe not make sense.
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