Answer
$x=-8$
Work Step by Step
$x^3+512=0$
$x^3=-512$
$x=\sqrt[3] {-512}=\sqrt[3] {(-2)^9}=(-2)^3$
$x=-8$
Algebra and Trigonometry 10th Edition
by Larson, Ron
Published by
Cengage Learning
ISBN 10:
9781337271172
ISBN 13:
978-1-33727-117-2
Chapter 1 - 1.6 - Other Types of Equations - 1.6 Exercises - Page 128: 11
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