Question

Which relation is a function?


A.
{(5, 5), (5, 9), (5, 15)}


B.


{(–5, 1), (4, 9), (6, 10)}


C.


{–2, 10), (–6, 10), (–2, 3)}


D.


{(0, 3), (0, 9), (12, –4)}

PLEASE HELP ASAP

Answer 1

B, because the domains are all different.

Answer 2

Thanks

Answer 3

Np