Question

Which of the following relations is not a function?

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

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

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

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

Answer 1

a

Explanation:

Answer 2

Hello,


Answer A: 2 has two pictures (values)