Intermediate Algebra (12th Edition)

Published by Pearson
ISBN 10: 0321969359
ISBN 13: 978-0-32196-935-4

Chapter R - Section R.3 - Exponents, Roots, and Order of Operations - R.3 Exercises: 46



Work Step by Step

$\sqrt \frac{225}{169}=\frac{15}{13}$, which we know because $(\frac{15}{13})^{2}=\frac{15}{13}\times\frac{15}{13}=\frac{15\times15}{13\times13}=\frac{225}{169}$
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