SOLUTION: Given the function f(x)= 3x^3-2x+1, find the average rate of change from x=2 and 3. (I missed class the day we learned this so I have no idea what to do!!)

Algebra ->  Points-lines-and-rays -> SOLUTION: Given the function f(x)= 3x^3-2x+1, find the average rate of change from x=2 and 3. (I missed class the day we learned this so I have no idea what to do!!)      Log On


   

Question 352259: Given the function f(x)= 3x^3-2x+1, find the average rate of change from x=2 and 3. (I missed class the day we learned this so I have no idea what to do!!)
Found 2 solutions by Fombitz, jim_thompson5910:
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find f%283%29.
Find f%282%29.
Calculate %28f%283%29-f%282%29%29%2F%283-2%29.
That's the average rate of change of f%28x%29 from x=2 to x=3.

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: Average rate of change from x=a to x=b on the function f(x) is

A=%28f%28a%29-f%28b%29%29%2F%28a-b%29 where A is the average rate of change.