# Chapter 3 - Section 3.2 - Introduction to Functions - Exercise Set: 114

$a^{2}+7$

#### Work Step by Step

We are given that $h(x)=x^{2}+7$. We can plug h=a into the equation to find h(a). $h(a)=a^{2}+7=a \times a+7=a^{2}+7$

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