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October 16th, 2009, 11:09 PM   #1
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Please Solve this integration

Code:
 

Hi all , I am unable to solve this question


Integration with limits 0 to ?/2 

                    ? dx / (a + bcosx)
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October 17th, 2009, 02:21 AM   #2
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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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