Intermediate Algebra (6th Edition)

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

Chapter 7 - Section 7.5 - Rationalizing Denominators and Numerators of Radical Expressions - Exercise Set: 4

Answer

$\frac{\sqrt 2}{2}$

Work Step by Step

$\sqrt \frac{1}{2}=\frac{\sqrt 1}{\sqrt 2}=\frac{\sqrt 1 \times \sqrt2}{\sqrt 2 \times \sqrt2}=\frac{\sqrt (1\times2)}{2}=\frac{\sqrt 2}{2}$
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