#### Answer

The only real cube root of the given number is $-\frac{3}{6}$, or $-\frac{1}{2}$.

#### Work Step by Step

Note that
$\left(-\frac{3}{6}\right)^3=-\frac{27}{216}.$
$-\frac{3}{6}$ is the only real cube root of $-\frac{27}{216}.$

Published by
Prentice Hall

ISBN 10:
0133186024

ISBN 13:
978-0-13318-602-4

The only real cube root of the given number is $-\frac{3}{6}$, or $-\frac{1}{2}$.

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