Evaluate ∫sin(x)cos2(x) dx\int \sin(x)\cos^2(x)\,dx∫sin(x)cos2(x)dx.
−cos3x3+C-\frac{\cos^3 x}{3} + C−3cos3x+C
cos3x3+C\frac{\cos^3 x}{3} + C3cos3x+C
sin2xcosx+C\sin^2 x \cos x + Csin2xcosx+C
−sin3x+C-\sin^3 x + C−sin3x+C