QUESTION 9 Find the volume of the solid of revolution formed by rotating about the x-axis the region bounded by the curves. f (x) =\\3x2+2x+5, y=0, x=0, x=2 0 22 n O O 22 O -22n QUESTION 10 Find the volume of the solid of revolution formed by rotating about the x-axis the region bounded by the curves. f (x) =e-*, y=0,x=0,x=5 None O ( 1 -e- 5 )x O 1 -e-10 - IT 2 O 3 JT