#### Answer

$4x^4$

#### Work Step by Step

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

Published by
Pearson

ISBN 10:
0321726391

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

$4x^4$

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

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