Can someone help me solve number 46 please with explanation.

Analyzing an Integral In Exercises 43, 44, 45, and 46, the integral represents the volume of a solid of revolution. Identify a. the plane region that is revolved and b. the axis of revolution. 43. 27 r dx Answer 44. 2TT (3 - 23/2 ) dy 45. 27 (y + 2) 6 - y dy Answer + 46. 27 (4-x) er dx