Question

Which relation does not represent a function?

(-7, 3), (-3, 1), (1, -4), (5, -6)

(-4, 2), (1, 5), (-4, 0), (5, 6)

(2, 0), (4, 8), (6, 5), (10, 5)

(-3, 6), (-1, 1), (0, 4), (3, 7)

Answer 1

please help

Answer 2

Second one, I think.

Answer 3

check to see if the first numbers repeat. if they do, then not a function

Answer 4

Xxangel is right, because in the second one the -4 is repeated as a first number

Answer 5

ok thank you two