Algebra Examples

$(4, 6)$ , $(5, 7)$ , $(3, 7)$ , $(4, 6)$ , $(5, 5)$ , $(6, 4)$

Step 1

Since $x = 5$ produces $y = 7$ and $y = 5$ , the relation $(4, 6), (5, 7), (3, 7), (4, 6), (5, 5), (6, 4)$ is not a function.

The relation is not a function.