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.
= {{ 1, 0 }, {0, 1 }} で \det(2A) 。(。)
= {{ 1, 0 }, {0, 1 }} で \det(2A) 。(。)
Natural Language
Math Input
Extended Keyboard