Intermediate Algebra (6th Edition)

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

Chapter 6 - Section 6.7 - Variation and Problem Solving - Exercise Set: 63



Work Step by Step

We know that $\sqrt (\frac{1}{4})=\frac{1}{2}$, because $(\frac{1}{2})^{2}=\frac{1}{2}\times\frac{1}{2}=\frac{1\times1}{2\times2}=\frac{1}{4}$.
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