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.
Inverse of {{ 1, 2 }, {3, 4 }} . (Ans: {{ -2, 1 }, {3/2, -1/2 }} .)
Inverse of {{ 1, 2 }, {3, 4 }} . (Ans: {{ -2, 1 }, {3/2, -1/2 }} .)
Natural Language
Math Input
Extended Keyboard
