Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 9 - Quadratic Functions and Equations - 9-8 Systems of Linear and Quadratic Equations - Mixed Review - Page 587: 46



Work Step by Step

$\sqrt {\frac{25}{49}}$ According to the textbook, a number, $a$, is a square root of another number, $b$, if $a^2=b$. Since $(\frac{5}{7})^2=\frac{25}{49}$, $\frac{5}{7}$ is a square root of $\frac{25}{49}$.
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