If the average rate of change of a function f over the interval from x = 2 to x= 2 + h is given by 7e^h -4cos(2h), then f ' (2) = ?
This is what I got:
[f(2 + h) - f(h)]/h = 7e^h -4cos(2h)
I know we are supposed to used Mean-Value Theorem, I just don't get how to do it.