Question

Which is not a function?

The set of ordered pairs: two comma five, three comma eight, five comma two, and eight comma three. The set of ordered pairs: 1 comma 6, 2 comma 3, 4 comma 2, and 5 comma 8.

Answer 1

the other two are here

Answer 2

What is a function?
One x value has A UNIQUE y value :D

So out of the options listed above as (x,y)
If y is repeated in any of the options, it would mean that it is not a function.

Answer 3

Ok