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.
Factor[Resultant[Resultant[b^2 c-1- c d, c^2 a-1-a d,c], a^2 b-1-b d,b]]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random