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.
integral sqrt(4sin(t)^2 +9cos(t)^2) dt
integral sqrt(4sin(t)^2 +9cos(t)^2) dt
Natural Language
Math Input
Extended Keyboard
