st 13) y = 2x-x2, y=2x-4 14) y = x, y=x2 Find the area enclosed by the given curves. 13) 14) Find the volume of the solid generated by revolving the region bounded by the given lines and curves about thex-axis. 15) 15) y = x, y = 0, x 2, x = 3 16) y /2x + 3, y = 0, x 0, x = 1 17) y= , y = 0, x = 1, x = 6 16) 17)