**Range of a Relation**

The **range of a relation** is the set of second coordinates or y-values in a given set of ordered pairs.

For example, what is the range of the set of ordered pairs below?

{(1,4), (5, 0), (-3, 1), (0, 4), (8, 7)}

The answer is

Range: {4, 0, 1, 7}