thanks so much! finally i was able to match the answer to the back of the book, and I realized what went wrong with my attempt: I didn't separate the integrals to 2 different functions. As for the LaTeX software I'll look into it soon, thanks again!
[solved]Find volume of solid generated (Calc 2)
Find the volume of the solid generated by revolving the region in the first quadrant bounded by the coordinate axes, the curve y=e^x, and the line x = ln 2 about the line x= ln 2.
So I tried graphing it to see visually, and the expression I got...