Algebra Examples

$(- 2, 2)$ , $(- 1, - 1)$ , $(1, 5)$ , $(3, 67)$

Step 1

Since there is one value of $y$ for every value of $x$ in $(- 2, 2), (- 1, - 1), (1, 5), (3, 67)$ , this relation is a function.

The relation is a function.