# Chapter 9 - Quadratic Functions and Equations - 9-8 Systems of Linear and Quadratic Equations - Practice and Problem-Solving Exercises - Page 601: 46

$\pm \frac{5}{7}$

#### Work Step by Step

Solving the equation: $\sqrt \frac{25}{49}$ $=\sqrt (\frac{5}{7})^2$ $=\pm \frac{5}{7}$

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