Question

Which relation does not represent a function?

(-8, 4), (-3, 2), (1, 3), (5, -8)

(2, 0), (4, 6), (7, 6), (8, 5)

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

(1, 2), (2, 5), (5, 7), (1, 3)

Answer 1

(1, 2), (2, 5), (5, 7), (1, 3)

Answer 2

dont just guess please

Answer 3

(2, 0), (4, 6), (7, 6), (8, 5)

Answer 4

It actually is (1, 2), (2, 5), (5, 7), (1, 3), and I'm not guessing. Put my answer and you'll be right.

Answer 5

in a function, the x's will all be unique

so the relation that has x's repeated is not a function

Answer 6

@FutureMathProfessor is correct

Answer 7

thank you so muh :)