Question

Which relation is a function?

A.
x −2 −2 0 1 8
y 3 6 0 0 9


B.
x 3 5 7 14 14
y −9 5 −9 1 2


C.
x −3 4 5 9 12
y 1 −2 −2 0 7


D.
x −7 −5 6 8 8
y −3 8 1 1 −9

Answer 1

HI!!

Answer 2

pick the one with no repeats in the top numbers, the x values have to be all different

Answer 3

okay
srry I'm watchin markipler so i prob won't reply much