What issinº x Cos x dx equal to ? – InterviewSolution

1.	What issinº x Cos x dx equal to ?
Answer» Let∫sin^3x cosx.dx = ILet sinx=t implies cosx.dx =dtSo, I =∫ t3.dt = 1/4 * t^4+c = 1/4(sin^4x) +c

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