Answer
$-2$
Work Step by Step
RECALL:
(i) $\sqrt[n]{a^n} = a$ when $n$ is odd
(ii) $\sqrt[n]{a^n} = |a|$ when $n$ is even
Write the number inside the radical sign as a sixth power, and then use rule (ii) to obtain:
$=-\sqrt[6]{2^6}
\\=-2$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 7 - Section 7.1 - Radical Expressions and Functions - Exercise Set - Page 512: 76
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