Intermediate Algebra (6th Edition)

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

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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