Answer
$-2x^{3}-2x$
Work Step by Step
$f(-x)-f(x)=[(-x)^{3}-x-5]-[x^{3}+x-5]$
$=[-x^{3}-x-5]-x^{3}-x+5$
$=-2x^{3}-2x$
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 2 - Section 2.1 - Introduction to Functions - Exercise Set - Page 112: 29
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