Question

For which value of x is the

relation not a function?
{(3, 1), (x, 0),(9,5),(12, 6)}

A) 1. B)3

C) 8. D)6

Answer 1

The answer is B because one input must have one output

Answer 2

B

Explanation:

One input must have one output.

If x were to be 3, then there would be two inputs for 3, and there should only be one.

Therefore, the answer is B.