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.
Solve[x^4 - 13 x + 36 == 0, x]
Solve[x^4 - 13 x + 36 == 0, x]
Natural Language
Math Input
