Which of these functions has a greater rate of change than the function graphed below, and why?
12.
9
-12
-9
-6
-3
3
9
12
3
16
-9
-12
y = 2x + 12, because the rate of change of the graphed function is 9
O y = 2x + 12, because the rate of change of the graphed function is 3
O y = 10x + 1, because the rate of change of the graphed function is 3
O y = 10x + 1, because the rate of change of the graphed function is 9