Intermediate Algebra (6th Edition)

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

Chapter 8 - Sections 8.1-8.3 - Integrated Review - Summary on Solving Quadratic Equations: 3


$x=1 \pm 2\sqrt 2$

Work Step by Step

$(x-1)^{2}=8$ Square root both sides $(x-1)=\pm \sqrt 8$ Simplify the $\sqrt 8$ $x-1= \pm 2\sqrt 2$ Add one to both sides $x=1 \pm 2\sqrt 2$
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