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 piecewise[{{x^2 + x,- 1 <= x <= 0},{x - x^2, 0 <= x <= 1}}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
