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.
ReplaceAll[ (x+y)^2 , {x -> a+b, y -> a+c}]
ReplaceAll[ (x+y)^2 , {x -> a+b, y -> a+c}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random