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.
plot atan(x-2) %2B 1.3%2C 6(x-2)%2F(x%5E2-4 x%2B5)%5E2 for x %3D 0..4
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random