Answer
83
Work Step by Step
We are given that $f(x)=x^{2}+4$, $g(x)=2x+3$, and $h(x)=x-5$.
We are asked to find $(g∘f)(6)$. We know that $(g∘f)(x)=g(f(x))$.
Therefore, $(g∘f)(6)=g(f(6))=g(6^{2}+4)=g(36+4)=g(40)=2(40)+3=80+3=83$.
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