#### Answer

$16x^4$

#### Work Step by Step

$\sqrt[2]256 x^{8}= 16x^4$
because,
$(16x^4)^2=256x^8$

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

$16x^4$

$\sqrt[2]256 x^{8}= 16x^4$
because,
$(16x^4)^2=256x^8$

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