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[{[//math:a^4-6*a^2*b-8*a*c-3*b^2//]}, {[//math:a//]}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random