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.
3프로토ㅣ 【세린픽˛coM】✰프로토✶프로토■프로토♪프로토 프로토
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
