Algebra Examples

${(5, 2), (4, 2), (3, 2), (2, 2), (1, 2)}$

Step 1

Since there is one value of $y$ for every value of $x$ in $(5, 2), (4, 2), (3, 2), (2, 2), (1, 2)$ , this relation is a function.

The relation is a function.