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.
2{1,1,0}-{-2,1,1}+{-2,2,3}
2{1,1,0}-{-2,1,1}+{-2,2,3}
Natural Language
Math Input
Extended Keyboard
