Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter R - Review of Basic Concepts - R.7 Radical Expressions - R.7 Exercises - Page 74: 28



Work Step by Step

RECALL: $\sqrt[n]{a^m}=a^{m/n}$ Use the rule above with $a=z$, $m=5$, and $n=4$ to obtain: $\sqrt[4]{z^5} = \color{blue}{z^{5/4}}$
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