Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 7 - Review: 21

Answer

$2|2y+z|$

Work Step by Step

$\sqrt[4] (16(2y+z)^{4})=\sqrt[4] (16\times(2y+z)^{4})=\sqrt[4] 16\times\sqrt[4] ((2y+z)^{4})=2|2y+z|$ We know that $\sqrt[4] 16=2$ because $2^4=16$.
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