I am having a little trouble figuring out what to do here. I know that $ \sqrt{y} $ can be the u value for arctan but what do you do with the other $ \sqrt{y} $? --Klosekam 15:39, 8 October 2008 (UTC)
I am having a little trouble figuring out what to do here. I know that $ \sqrt{y} $ can be the u value for arctan but what do you do with the other $ \sqrt{y} $? --Klosekam 15:39, 8 October 2008 (UTC)