Integration Q Watch

lucasharrison
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Report Thread starter 10 years ago
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Hi all,
Having trouble integrating (1+tanx)/(1+cosx), cant seem to think of a suitable substitution.

any help would be grea
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Zhen Lin
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Try using double angle formulae - for instance, \displaystyle 1 + \cos x = 2(\cos \frac{1}{2}x)^2.
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