Question

Which set of odered pairs is not a function?​

Answer 1

Answer:

your answer is A, im sure of

Step-by-step explanation:

Answer 2

Answer:

Set A (Top Left)

Step-by-step explanation:

A function's inputs is assigned to exactly one output. This means a function's inputs must not repeat.

The input of '3' repeats in the top left set given, so it is not a function.

{(3,1), (2,1), (1,2), (3,2)}

Hope this helps you.