Question

What is the domain of the relation {(3, 4), (1, 3), (1, 4), (5, 2)}?
a {3}
C. {1,2,3,4,5)
b. {2,3,4}
d. {1,3,5}

Answer 1

Idk if I am right but c

Answer 2

The answer is D. {1,3,5}
To better understand, domain is equal to the X of the coordinates (the first number before the comma) Hopefully, you have a better understanding