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.
((0.75c + 0.75c)/(1 + ((0.75c*0.75c) / (c*c))) / c
((0.75c + 0.75c)/(1 + ((0.75c*0.75c) / (c*c))) / c
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
