Answer
$x=1\pm\sqrt 2$
Work Step by Step
$x^2 - 2x = 1$
$x^2 - 2x+1=2$
$(x-1)^2=2$
$x-1=\pm\sqrt 2$
$x=1\pm\sqrt 2$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter P - Section P.7 - Equations - Exercise Set - Page 106: 97
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