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.
solve arctan(sqrt((10-x)/x)) +arcos(sqrt((10-x)/10)) =1.570796354
solve arctan(sqrt((10-x)/x)) +arcos(sqrt((10-x)/10)) =1.570796354
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random