Using disks or washers, find the volume of the solid obtained by rotating the region bounded by the curves x=y^2 and x=1 about the line x=1.Find the volume of the solid obtained by rotating the region enclosed by y=x3, y=36x, x?0 about the line y=0 using the method of disks or washers.Find the volume of the solid obtained by rotating the region enclosed by y=x^2, x=y^2 about the line x=-1.