## amistre64 5 years ago What is the volume of rotation of the funtion; 1/x; that is produced by spinning it around the x axis in the interval of [1,inf) ?

1. anonymous

$\int\limits_{1}^{\infty}1/x$

2. amistre64

thats correct so far :) tack on a dx to it :)

3. amistre64

and a pi..... and a ^2