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 100x^4-4(m^2+1)(100m^2-20)=0
solve 100x^4-4(m^2+1)(100m^2-20)=0
Natural Language
Math Input
Extended Keyboard