#### Answer

$2\sqrt[6] 2$

#### Work Step by Step

$\sqrt[6] 128=\sqrt[6] (64\times2)=\sqrt[6] 64\times\sqrt[6] 2=2\sqrt[6] 2$
We know that $\sqrt[6] 64=2$, because $2^{6}=64$.

Published by
Pearson

ISBN 10:
0321969359

ISBN 13:
978-0-32196-935-4

$2\sqrt[6] 2$

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