Problem 4. Find the volume of the solid generated by revolving the region bounded by the curve y s and the lines y =0, x = 1, and x = 4 about the y-axis. Use the Shell Method.Y 2.5 X=1 X =4 20 1.5 10 0.5 y = 3/(2Sqrt[x]) 0.0 y =0 X -0.5 3 Problem 5. Find the area of the surface generated by revolving the curve y = vx + 1, 1sx$5 about the x-axis