Answer
$-3x^3+5x^2+4x+5$
Work Step by Step
$+5x^3+x^2+5x-2$
$-(8x^3-4x^2+x-7)$
$+5x^3+x^2+5x-2$
$-8x^3+4x^2-x+7$
$- - - - - - - - - $
$-3x^3+5x^2+4x+5$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Test - Page 408: 18
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