Answer
$\frac{2}{3}$
Work Step by Step
We know that $\sqrt (\frac{4}{9})=\frac{2}{3}$, because $(\frac{2}{3})^{2}=\frac{2}{3}\times\frac{2}{3}=\frac{2\times2}{3\times3}=\frac{4}{9}$.
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 6 - Section 6.7 - Variation and Problem Solving - Exercise Set - Page 399: 65
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