Answer
$P(-1)=8$
Work Step by Step
Using the long division method below, the remainder when $P(x)=
x^3+3x^2-x+5
$ is divided by $
(x+1)
$ is $
8
$.
Since the remainder is $
8
$, by the Remainder Theorem, $
P(-1)=8
$.
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Appendix - Synthetic Division - Exercises - Page 646: 20
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