Find the area of the surface obtained by rotating the curve x = 2+3t, y = cosh 3t, 0 ≤ t ≤ 1 about the x-axis

rotating-the-curve

#1

Find the area of the surface obtained by rotating the curve x = 2+3t, y = cosh 3t, 0 ≤
t ≤ 1 about the x-axis.

Answer: