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.
sqrt{3 - 4cos^2(7pi/6)} > 1 + 3sen(7pi/6)
sqrt{3 - 4cos^2(7pi/6)} > 1 + 3sen(7pi/6)
Natural Language
Math Input