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}

Answer 1

The domain is going to be the set of the X-coordinates of those points, i.e. { 3, 1, -1 } or option (a).

Answer 2

so the answer is A @oldrin.bataku