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.
derivative of ln(e^x-e^(ey)+1) in the direction (-3,4) at (1,0)
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random