Answer
$P(-2)=13$
Work Step by Step
Substituting $x$ with $
-2
$ in $
P(x)=x^4-3x^2-2x+5
$, then
\begin{array}{l}
P(-2)=(-2)^4-3(-2)^2-2(-2)+5
\\\\
P(-2)=(16)-3(4)-2(-2)+5
\\\\
P(-2)=16-12+4+5
\\\\
P(-2)=13
.\end{array}
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 6 - Section 6.4 - Dividing Polynomials: Long Division and Synthetic Division - Exercise Set - Page 370: 52
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