Question

Which of the following relations is a function?

OA. (-7, 1), (0, -5), (1,5), (5, 1)
OB. (-7, 4), (0, 6), (-7, 3), (5,2)
C. (1, 1), (0, 4), (-7, 1), (1,-5)
OD. (-7,1), (0,4), (1,-5), (0, 6) ting

Answer 1

A

Explanation:

It would be "a" because the x points are all different, as seen on the others they all have at least one similar x.