Answer
E. -3
Work Step by Step
As shown on page 445, we know that $a^{\frac{m}{n}}=\sqrt[n] a^{m}=(\sqrt[n] a)^{m}$.
Therefore, $(-27)^{\frac{1}{3}}=\sqrt[3] (-27)^{1}=\sqrt[3] -27=-3$.
We know this because $(-3)^{3}=-27$.
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