Question

{ ( 6 , − 5 ) , ( 7 , − 3 ) , ( 8 , − 1 ) , ( 9 , 1 ) } { ( 6 , - 5 ) , ( 7 , - 3 ) , ( 8 , - 1 ) , ( 9 , 1 ) } Is it a function ?

Answer 1

yes (i think)

Explanation:

none of the x values are shared by different multiple y values, so yes it is a function.

Answer 2

This is a function

Explanation:

It's a function because those x's that repeat has the same y's meaning that this is a function.