Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter 7 - Section 7.1 - Radical Expressions and Graphs - 7.1 Exercises: 24



Work Step by Step

We know that $\sqrt[4] 256=4$, because $4^{4}=4\times4\times4\times4=256$. Therefore, $-\sqrt[4] 256=-(4)=-4$.
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