Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 8 - Section 8.6 - Rational Exponents - Exercise Set: 6

Answer

$4$

Work Step by Step

RECALL: (i) $a^{\frac{1}{3}}=\sqrt[3]{a}$ (ii) $\sqrt[3]{a^3}=a$ Use rule (i) above to obtain: $=\sqrt[3]{64}$ Write 64 as $4^3$: $=\sqrt[3]{4^3}$ Use rule (ii) above to obtain: $=4$
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