Answer
$x=±\sqrt{13}i$
Work Step by Step
$2x^2 + 26 = 0$
Subtract $26$ to both sides.
$2x^2 + 26-26 = 0-26$
$2x^2 = -26$
Divide both sides $2$.
$\frac{2x^2}{2} = \frac{-26}{2}$
$x^2 = -13$
$x=±\sqrt{-13}$
$x=±\sqrt{13}i$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 8 - Mid-Chapter Check Point - Page 629: 7
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