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![[Post New]](/templates/default/images/icon_minipost_new.gif) 13 May 2008 15:38:19 IST
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1/1+cos2x+sinxcosx=2/1+cos2x+sin2x
converting into tanx,we get 2sec2x/1+tan2x+1-tan2x+2tanx=sec2x/1+tanx
Put tanx=t,this gives  dt/1+t=lnI1+tI=lnI1+tanxI
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MAKING A MISTAKE IS HUMAN BUT REPEATING IT IS IDIOTIC. |
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