Question

Which numbers belong to the domain of the relation {(-2, 4), (0, -3), (4, 7), (-2, 5)}?

Choose all answers that are correct.

A.-3

B.-2

C.0

D.4

Answer 1

The domain is the first number in each pair. To find them list them from least to greatest.
(If there's a repeated one you only have to list it once.)
-2, 0, 4

Now which of those are in your options? :3

Answer 2

And it's the same with the 'range' except the range is the second half of the pair.

Answer 3

Oh ok thank you so much :D