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Ask iit jee aieee pet cbse icse state board community Community Discussion Question: integration
Forum Index -> Integral Calculus like the article? email it to a friend.  
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[Post New]6 May 2008 12:20:45 IST
    Subject: integration
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next_gates (0)

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solve        

    
[Post New]6 May 2008 13:22:35 IST
    Subject: Re:integration
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sandeepramesh (1090)

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put x = tanA and solve!


you'll get

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[Post New]6 May 2008 13:25:49 IST
    Subject: Re:integration
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ramkumar_november (1249)

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answer is   pi*log2
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[Post New]6 May 2008 13:38:14 IST
    Subject: Re:integration
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sboosy (2860)

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\int_0^\infty \frac{\log(x+\frac{1}{x})}{1+x^2}\,dx \\ \\ x=\tan(\theta) \\ \\ \int_0^\frac{\pi}{2} -\log(\sin(\theta)\cos(\theta))\,d\theta \\ \\ = -2\times\frac{-\pi}{2}\log(2) = \pi\log(2)


:gu
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[Post New]6 May 2008 14:00:24 IST
    Subject: Re:integration
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sandeepramesh (1090)

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nice guitar :D :D


PS Dont click on it  :w
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[Post New]6 May 2008 14:40:49 IST
    Subject: Re:integration
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anandghegde (1662)

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 yes plz dont click on it! :D :D  :d
"I a universe of atoms.......an atom in the universe"
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