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 October 16th, 2009, 11:09 PM #1 Newbie   Joined: Oct 2009 Posts: 1 Thanks: 0 Please Solve this integration Code:  Hi all , I am unable to solve this question Integration with limits 0 to ?/2 ? dx / (a + bcosx)²
 October 17th, 2009, 02:21 AM #2 Global Moderator   Joined: Dec 2006 Posts: 19,059 Thanks: 1619 Use the substitution t = tan(x/2) and consider |a| > |b|, |a| = |b|, and |a| < |b| separately. Note that the integral doesn't have a finite value for certain values of a and b.

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