# Finite Math Examples

,

Since there is one value of for every value of in , this relation is a function.

The relation is a function.

,

Since there is one value of for every value of in , this relation is a function.

The relation is a function.

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$\text{}\left[\begin{array}{cc}{x}^{2}\text{}& \text{}\genfrac{}{}{.05ex}{}{1}{2}\text{}\\ \text{}\sqrt{\pi}\text{}& \text{}{\displaystyle \int}xdx\text{}\end{array}\right]\text{}$