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.
((x+1)/(x-2)<1)&((x^2+4)*(x+1)<0)
((x+1)/(x-2)<1)&((x^2+4)*(x+1)<0)
Natural Language
Math Input
Extended Keyboard
