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