pracheetee said – Thu, 15 Oct 2009 18:05:18 -0000 ( Link )
1) integral[ tan-1 { (cos2x-sin2x) / (cos2x+sin2x)}dx ]
2) if f(x)= Lim n tending to infinity[ e{xtan(1/n)log(1/n)} and integral[f(x)/ (sin{^11}x.cosx)] dx = g(x)+C, then: g(3.14/4) = ?
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