# A volume question with improper integral

1. Jan 24, 2008

### transgalactic

2. Jan 24, 2008

### HallsofIvy

Staff Emeritus
Where did you get the idea that e-2x goes to infinity as x goes to infinity! Look at the graph you drew! e-x, and certainly e-2x, goes to 0 as x goes to infinity.

3. Jan 24, 2008

thank you