Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Review Exercises - Page 143: 55



Work Step by Step

To evaluate an expression in the form $\sqrt[y] x$, we must find the number that, when multiplied by itself $y$ times, gives us $x$. In this case, as $-2\times-2\times-2\times-2\times-2=-32$, we know that $\sqrt[5] {-32}=-2$.
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