Question

The domain of the following relation: R: {(3, -2), (1, 2), (-1, -4), (-1, 2)} is
A){-1, 1, 3}
B) {-1, -1, 1, 3}
C) {-4, -2, 2, 2}
D) {-4, -2, 2}

All I need for this one really if for someone to explain how to get domain and what it is for me.

Answer 1

@UnkleRhaukus

Answer 2

nevermind I got it its A

Answer 3

the domain is the set of x's