I need solve this assignment

Question 9 Not yet answered Marked out of 60.00 1? Flag question Work Problem l20+20+20 points]: Show all your work. a) (20 points) i) Find the exact length of the curve 5 x l =-+,15x52, y 15 4x3 ii) Find the exact area of the surface obtained by rotating the curve about the x axis. b) [20 points] : Find the volume of the solid obtained by rotating the region bounded by the curve y=x2+9andy=x2+1 about the x axis. c) [20 points]: i) Find the general term (an) of the sequence 392, 4e41, 5e'6, 6e'8, "lo10, 89'\