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.
∫{cos(x)*[sin^2(x)＋a*cos^2(x)]^1/2 }/a dx
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
