For unlimited access to Homework Help, a Homework+ subscription is required.
Answer question parts a-d below. Give answers correct to the tenths. (a) Use Riemann Sums to approximate area under the curve of f(x) = x2 + 4 from 0 to 4 using 4 left rectangles. (b) Use Riemann Sums to approximate area under the curve of f(x) = x2 + 4 from 0 to 4 using 4 right rectangles. (c) Using the sum of the left and right rectangles, find the average area. (d) Find the value of the exact area using the integral.