Question

{(-4,3), (5,-9), (11,4), (9,6), (5,-3), (8,-9), (1,4)}
Function / Not a Function

Answer 1

It is a function

It’s a function because the x values don’t repeat. If there were two or more of any numbers in the x value, it’s not a function. It doesn’t matter if the y values repeat tho. Remember it’s written (x, y)

Answer 2

is not a function.

The relation is not a function.

Explanation: