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.
Plot%5Be%5E(-t%2F(2*Pi)) * sin(2*Pi*t)%2C%7Bt%2C0%2C30%7D%5D
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
