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.
Piecewise[{{-3x, x<2}, {x + 1, 2<x<=5}, {6, 5<x<8}}]
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random