Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 4 - Quadratic Functions and Equations - 4-6 Complete the Square - Lesson Check: 1

Answer

$x=\pm6$

Work Step by Step

First, we divide both sides by 2 to isolate $x^2$ to get $x^2=36$. Take the square root of both sides to get $x=\pm6$
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