QUESTION 6 Find the volume of the solid of revolution formed by rotating about the x-axis the region bounded by the curves. f (x) =\\9x+5, y=0, x=1, x=4 O None O 13 17 O 82\\ 41 - 28\\ 14 27 O 165 2QUESTION 5 Find the average value of the function on the given interval. 2x + 1 f ( x ) = [o, 3 ] 2x2 + 2x + 1 O In (25) O In (3) 6 O In (3) 2 O In (25) 2