3. Consider the curve y = x2 from x = 1 to x = 3. - 10 -8 -6 -4 -21 12 3 4 5 6 7 8 9 10 (a) Set up (but no need to evaluate) the integral needed to find the surface area of the surface obtained by revolving the curve about the y-axis (Extra credit for setting it up both gave An integral in 2 and another ing.? (b) Set up (but no need to evaluate) the integral needed to find the surface area of the surface obtained by revolving the curve about the x-axis. (Extra credit for setting to up both save An integral in 2 and another ing