Question

Which table of ordered pairs represents a function?

A
x 4 4 4 4 4
y -7 -5 -2 1 5

B
x 0 1 2 3 4
y 3 2 6 3 11

C
x -3 -2 1 6 -2
y 1 2 3 4 -1

D
x -2 -1 0 0 1
y 4 4 4 -2 -2​

Answer 1

B

Explanation:

if there is two or more of the same X's it can't be a function. however if there is 2 or more of the same Y's it can still be classified as a function