\(\int {x\sin x\cos xdx} \) bằng:
A.\(\dfrac{1}{2}\left( {\dfrac{1}{4}\sin 2x - \dfrac{x}{2}\cos 2x} \right) + C\)
B.\( - \dfrac{1}{2}\left( {\dfrac{1}{2}\sin 2x - \dfrac{x}{4}\cos 2x} \right) + C\)
C.\(\dfrac{1}{2}\left( {\dfrac{1}{4}\sin 2x + \dfrac{x}{2}\cos 2x} \right) + C\)
D.\( - \dfrac{1}{2}\left( {\dfrac{1}{2}\sin 2x + \dfrac{x}{4}\cos 2x} \right) + C\)
A.\(\dfrac{1}{2}\left( {\dfrac{1}{4}\sin 2x - \dfrac{x}{2}\cos 2x} \right) + C\)
B.\( - \dfrac{1}{2}\left( {\dfrac{1}{2}\sin 2x - \dfrac{x}{4}\cos 2x} \right) + C\)
C.\(\dfrac{1}{2}\left( {\dfrac{1}{4}\sin 2x + \dfrac{x}{2}\cos 2x} \right) + C\)
D.\( - \dfrac{1}{2}\left( {\dfrac{1}{2}\sin 2x + \dfrac{x}{4}\cos 2x} \right) + C\)
Loga
Hóa Học lớp 12
