Question

HELLLPP
Which set of ordered pairs does not represent a function?

{(8, -4), (-5, 6), (-5, 7), (-3, -5)
{(-1, 0), (1, 0), (3, -2), (2, -9)
{(3, -7), (-2, -9), (9, 3), (7, -7)
{(8, -9), (-3, 9), (-9, 2), (-2, 0)

Answer 1

The first set of ordered pairs does not represent a function

reasoning: there cannot be more than one of the same number for the X value in a function