ions: 4.8, 5.1, 5.2a Question 17, 5.1.5 HW Score: 81%, 20.25 of 25 points Part 1 of 2 x Points: 0 of 1 Using rectangles whose height is given by the value of the function at the midpoint of the Next question estimate the area under the graph using first two and then four rectangles. K f(x) =x between x = 1 and x = 3