(1) the given curve is rotated about the y-axis. find the area of the resulting surface. y = 5 − x2, 0 ≤ x ≤ 2(2) the given curve is rotated about the y-axis. find the area of the resulting surface. y = (1/4)x2-(1/2)lnx 2 ≤ x ≤ 4