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.
graph (x+1) (x-2) (x-5) (x-6)
graph (x+1) (x-2) (x-5) (x-6)
Natural Language
Math Input
Extended Keyboard
