Which graph shows a set of ordered pairs that represents a function? 5
4
• 3
2
1
1
2 3 4 5
х
TO
-2-14
-2
-3
-4
-5

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.