# How do you find the average rate of change of #f(x)=x^3-3x+5# over [-4,-3]?

##### 1 Answer

Nov 7, 2015

#### Explanation:

Average rate of change may be given by

So in this case, when x changes from -4 to -3, y changes from f(-4) to f(-3).

But

Similarly

Thus average rate of change (average gradient or slope) between these two points is