originally posted in:TFS The Floods Sanctuary
Calculus Tutor to the rescue.
You take an integral, then you divide by length of the interval you are integrating over. This intuitively makes sense, because taking an integral finds you an area, and when you divide by the "width" of that area, you end up with an average "height".
English
-
Given that the function is linear, you could also find the average/middle of the interval for x and just sub into the equation.
-
I got the average value to be 15 am I right?
-