Code to add this calci to your website Average Rate of Change Formula. Place the y-values into the formula. I hope I am not overlooking something glaringly obvious here.
Given fx 3x 12 a 5 b 8.
Calculate the difference y2 y1 Dy. The average rate of change of a function is given as. Average Rate of Change. This precalculus video tutorial explains how to calculate the average rate of change of a function over an interval.