Let R be the region bounded by the curves y = 2 - Vx,y = 2, and x = 4 in the first quadrant. y 5 2 2 R |x5 4 y 522 Va Suppose the shell method is used to determine the volume of the solid generated by revolving R about the line x = 4. a. What is the radius of a cylindrical shell at a point x in 30, 44? b. What is the height of a cylindrical shell at a point x in 30, 44? c. Write an integral for the volume of the solid using the shell method.