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Ask iit jee aieee pet cbse icse state board community Community Discussion Question: integrate
Forum Index -> Integral Calculus like the article? email it to a friend.  
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[Post New]29 Jun 2007 22:26:56 IST
    Subject: integrate
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angelh (10)

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  tan x
ladder of success is never crowded at top
    
[Post New]29 Jun 2007 22:37:53 IST
    Subject: integrate
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Mr.IITIAN007 (2990)

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log (1+ root 2 . sqaure root of tan x + tan x)
Please rate me if I am correct !
Ken
From: UNITED STATES, Green Bay, Wisconsin
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[Post New]1 Jul 2007 19:14:24 IST
    Subject: Re:integrate
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kghedriu (2333)

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well.....
put tanx= t^2
  => sec^2x dx = 2tdt
  => (1+ tan^2 x) dx= 2t dt
  => (1+t^4) dx = 2t dt
  => dx = 2t/(1+t^4) dt
.:
[ ] (tan x)1/2 dx = [ ] 2t^2/(1+t^4) dt
 
now integrate using standard formulae....
 
Goutham Harsha (I find bliss in ignorance [^_^] )
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