Answer
$-36$
Work Step by Step
$(fg)(-1)=f(-1)g(-1)$
$f(-1)=(-1)^2-3(-1)+8=1+3+8=12$
$g(-1)=-2(-1)-5=2-5=-3$
$(fg)(-1)=f(-1)g(-1)=12(-3)=-36$
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 - Mid-Chapter Check Point - Page 135: 20
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