# Chapter 4 - Chapters R-4 - Cumulative Review Exercises: 22

$g(3)=-9$

#### 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}

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