Algebra Examples

$(0, 0)$ , $(1, 0)$ , $(2, 0)$ , $(3, 0)$ , $(4, 0)$

Since there is one value of $y$ for every value of $x$ in $(0, 0), (1, 0), (2, 0), (3, 0), (4, 0)$ , this relation is a function.

The relation is a function.

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$