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.
rank {{1,k,0},{0,-1,k},{2,k,1}} where k = -1
rank {{1,k,0},{0,-1,k},{2,k,1}} where k = -1
Natural Language
Math Input
Extended Keyboard
