Answer
$x=3\pm\sqrt 2$
Work Step by Step
$x^2 = 6x - 7$
$x^2-6x=-7$
$x^2-6x+9=2$
$(x-3)^2=2$
$x-3=\pm\sqrt 2$
$x=3\pm\sqrt 2$
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: 108
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