Pre-Algebra Examples

$(3, 4)$ , $(3, 5)$ , $(4, 4)$ , $(4, 5)$

Step 1

Since $x = 4$ produces $y = 4$ and $y = 5$ , the relation $(3, 4), (3, 5), (4, 4), (4, 5)$ is not a function.

The relation is not a function.