## Intermediate Algebra (6th Edition)

Published by Pearson

# Chapter 8 - Section 8.1 - Solving Quadratic Equations by Completing the Square - Exercise Set: 3

#### Answer

x=±$\sqrt 7$

#### Work Step by Step

Original Equation x²-7=0 Add 7 to both sides x²=7 Take the square root of both sides x=±$\sqrt 7$

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