# How do you estimate the area under the graph of #f(x) = 10sqrt(x)# from #x = 0# to #x = 4# using four approximating rectangles and right endpoints?

##### 1 Answer

Feb 25, 2015

Using equal width rectangles, the 5 sides (remember you need 5 sides for 4 touching rectangles) will occur at

The right endpoints of the rectangles will have heights"

Since each area has a width of