Answer
$g(3)=-9$
Work Step by Step
Substituting $x=3$ in the given function $g(x)=-x^2-2x+6,$ then $g(3)$ evaluates to
\begin{array}{l}\require{cancel}
g(3)=-(3)^2-2(3)+6
\\\\
g(3)=-9-6+6
\\\\
g(3)=-9
.\end{array}
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
Chapter 4 - Chapters R-4 - Cumulative Review Exercises - Page 322: 22
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