Answer:
116
Step-by-step explanation:
Average rate of change is a big word for the slope between two points. So,we need two points and the formula for the slope. Easy. (I assume your function was x cubed by the way). You plug in x = 2 and get y = 22 and then you plug in x=4 and get y=254 and you have two points. Now just use the formula for the slope and your done. That part is explained here:
https://simplisico.com/share/q/ouXaFiSLvCjul5gQmFSrvQxm
