Algebra Examples

$(0, 8)$ , $(1, 6)$ , $(1, 7)$ , $(2, 4)$ , $(2, 5)$ , $(4, 1)$ , $(5, 1)$ , $(6, 0)$

Step 1

Since $x = 2$ produces $y = 4$ and $y = 5$ , the relation $(0, 8), (1, 6), (1, 7), (2, 4), (2, 5), (4, 1), (5, 1), (6, 0)$ is not a function.

The relation is not a function.