#### Answer

$ x= 2±2\sqrt 2$

#### Work Step by Step

$x=\frac{-(-4)\sqrt{(-4)^2-4(1)(2)}}{2(1)}$
$x=\frac{4\sqrt{16-8}}{2}$
$x = \frac{4±\sqrt8}{2}$
$ x= 2±\sqrt {4⋅2}$
$ x= 2±2\sqrt 2$

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Published by
Pearson

ISBN 10:
0-13417-894-7

ISBN 13:
978-0-13417-894-3

$ x= 2±2\sqrt 2$

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