Algebra Examples

${(- 7, - 8), (- 7, - 5), (2, 2), (4, - 8), (10, 6)}$

Step 1

Since $x = - 7$ produces $y = - 8$ and $y = - 5$ , the relation $(- 7, - 8), (- 7, - 5), (2, 2), (4, - 8), (10, 6)$ is not a function.

The relation is not a function.