Question

What is the domain of the following relation: Is this relation a function? Why or

why not?
R: {(1, 2), (2, 2), (-1, -2), (-3, 4)}?

Answer 1

- domains: { 1,2,-1,-3 }

- it is a function

Explanation:

it is a function Since there is one value of y for every value of x in the relation.