Pre-Algebra Examples

$s = {(1, 8), (1, 0), (7, - 1)}$

Step 1

Since $x = 1$ produces $y = 8$ and $y = 0$ , the relation $(1, 8), (1, 0), (7, - 1)$ is not a function.

The relation is not a function.

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