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Integral of 1/(1 + cosx)^2

  1. Oct 21, 2004 #1
    Just finished working out the integral of 1/(1 + cosx)^2 as
    (1/2)(tan(x/2)) + (1/6)(tan (x/2))^3 + C
    I'm just wondering whether it's possible to use any substitutions to simplify this further.

    regards
     
  2. jcsd
  3. Oct 21, 2004 #2

    arildno

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    I think it's simple enough..
     
  4. Oct 4, 2010 #3
    hi.
    i've jux come across calculating the exact same integral (except that it's definite!!!). i tried to solve it using different substitutions bt all in vain. So. culd somebody post the complete solution here.
     
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