Answer
$2$
Work Step by Step
RECALL:
$a^{\frac{1}{3}}=\sqrt[3]{a}.$
Use the rule above to obtain
$\sqrt[3]{8}
\\=\sqrt[3]{2^3}
\\=2.$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.3 - Radicals and Rational Exponents - Exercise Set - Page 46: 85
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