Question

The domain of the following relation: R: {(3, −2), (1, 2), (−1, −4), (−1, 2)}

A) {–1, 1, 3}.
B) {–1, −1, 1, 3}.
C){–4, −2, 2, 2}.
D) {–4, −2, 2}

Answer 1

the independent value or 1st value in each ordered pair will form the domain.

Answer 2

@campbell_st so A, is the right answer?

Answer 3

yes... but B also contains the 1st value in the ordered pairs...

Answer 4

@campbell_st okay thank you