1.[3] Find the length of the curve, y = t 1 dt, 1 x 16 x4 2.[6] Consider the curve given by y = x+12 16 2x2, 1 x 2 (a) Find the length of this curve (b) Find the surface area is this curve is rotated about the y-axis. 3.[4] Find the resulting surface area when y = e*, x 0, is rotated about the x axis.