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.
p(x)=3x^4-5x^3-x^2-8x+4 from -3 to 3
p(x)=3x^4-5x^3-x^2-8x+4 from -3 to 3
Natural Language
Math Input
Extended Keyboard