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.
sin x , cos x - 1.6 * e^(-(2*(x-.5))^2) - 1.6 * e^(-(2*(x+.5))^2) - .25 * e^(-(2*(x))^2) from -pi to pi
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random