Algebra Examples

$(7, 1)$ , $(1, 2)$ , $(5, 3)$ , $(7, 3)$ , $(6, 3)$

Step 1

Since $x = 7$ produces $y = 1$ and $y = 3$ , the relation $(7, 1), (1, 2), (5, 3), (7, 3), (6, 3)$ is not a function.

The relation is not a function.