Question

Which set of ordered pairs represents a function?

{(0, 1), (1, 2), (2, 3), (3, 3)}
{(0, 1), (1, 2), (1, 3), (2, 5)}
{(0, 0), (1, 2), (2, 4), (2, 6)}
{(0, 0), (0, 1), (2, 0), (2, 4)}

Answer 1

you might get better answers in math

Answer 2

{(0, 0), (1, 2), (2, 4), (2, 6)}

Answer 3

Thats wrong :) functions cant repeat @cayla