# Find the Average Rate of Change f(x)=2^x+1 , x=0 , x=3

, ,
Substitute using the average rate of change formula.
The average rate of change of a function can be found by calculating the change in values of the two points divided by the change in values of the two points.
Substitute the equation for and , replacing in the function with the corresponding value.
Simplify the expression.
Simplify the numerator.
Raise to the power of .
Anything raised to is .