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.
(5/4)x^4 + (2/3)x^3 - 5x^2 - 4x + 5
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
