MathematicsHard175×since 2002Q2678\max _\limits{0 \leq x \leq \pi}\left\{x-2 \sin x \cos x+\frac{1}{3} \sin 3 x\right\}=A5π+2+336\frac{5 \pi+2+3 \sqrt{3}}{6}65π+2+33B0Cπ+2−336\frac{\pi+2-3 \sqrt{3}}{6}6π+2−33Dπ\piπCheck answerSkip