Question

identify the domain and range of the relation
{(-9,2),(-4,2),(3,2),(9,2)}

Answer 1

(-9,2),(-4,2),(3,2),(9,2)

The domain of the set is the all values of x. The range is the set of all values of y.
Domain: -9,-4,3,9_Range: 2

Since there is one value of y for every value of x, this relation is a function.
The relation is a function.