Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 11 - Additional Topics - Chapter 11 Review Problem Set: 26

Answer

$\frac{1}{2}$

Work Step by Step

$4^{-\frac{1}{2}}=\frac{1}{4^{\frac{1}{2}}}=\frac{1}{(2^{2})^{\frac{1}{2}}}=\frac{1}{2^{1}}=\frac{1}{2}$
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