Evaluate ∫xsin(x)dx\int x \sin(x) dx∫xsin(x)dx.
xsin(x)+cos(x)+Cx \sin(x) + \cos(x) + Cxsin(x)+cos(x)+C
−xcos(x)−sin(x)+C-x \cos(x) - \sin(x) + C−xcos(x)−sin(x)+C
xcos(x)−sin(x)+Cx \cos(x) - \sin(x) + Cxcos(x)−sin(x)+C
−xcos(x)+sin(x)+C-x \cos(x) + \sin(x) + C−xcos(x)+sin(x)+C