Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 10 - Review: 5

Answer

$-\frac{1}{7}$

Work Step by Step

$-\sqrt \frac{1}{49}=-\frac{\sqrt 1}{\sqrt {49}}=-\frac{1}{\sqrt {7^{2}}}=-\frac{1}{7}$
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