Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
\int_{1}^{4}(1+x)^{1-m}x^{-1}dx
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random