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.
X-c^2=b*(c^2+X-a^2)^(1/2)+a*(X+c^2-b^2)^(1/2)
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random