Intermediate Algebra (6th Edition)

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

Chapter 7 - Review - Page 468: 5



Work Step by Step

$-\sqrt \frac{1}{49}=-(\frac{1}{7})=-\frac{1}{7}$ We know that $\sqrt\frac{1}{49}=\frac{1}{7}$, because $(\frac{1}{7})^{2}=\frac{1}{49}$. In this case, we are finding the opposite of $\sqrt\frac{1}{49}$.
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