Pre-Algebra Examples

$(2, 3)$ , $(2, 8)$ , $(4, 3)$ , $(4, 8)$

Step 1

Since $x = 4$ produces $y = 3$ and $y = 8$ , the relation $(2, 3), (2, 8), (4, 3), (4, 8)$ is not a function.

The relation is not a function.