Answer
$g(10)=-59$
Work Step by Step
Substituting $x$ with $
10
$ in the given function, $
g(x)=-x^2+4x+1
,$ then,
\begin{array}{l}\require{cancel}
g(10)=-(10)^2+4(10)+1
\\\\
g(10)=-100+40+1
\\\\
g(10)=-59
.\end{array}
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