Answer
$3$
Work Step by Step
Recall that $\sqrt[n]{x}=x^{\frac{1}{n}}$.
We change the exponent to a radical:
$27^{\frac{1}{3}}=\sqrt[3]{27}$
Recall that $3^3=27$.
Thus,
$\sqrt[3]{27}=\sqrt[3]{3^3}=3$
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 6 - Radical Functions and Rational Exponents - 6-4 Rational Exponents - Practice and Problem-Solving Exercises - Page 386: 11
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