Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.7 - Equations - Exercise Set: 96

Answer

$x=\pm\sqrt {125}=\pm5\sqrt 5$

Work Step by Step

$ 2x^2 = 250 $ $x^2=125$ $x=\pm\sqrt {125}=\pm5\sqrt 5$
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