$\displaystyle\int{x\,\sin }\left( \frac{x}{2} \right)\,\mathrm{d}x$

Question

Accepted Answer

$-2x\cos\displaystyle\frac{x}{2} + 4\sin\displaystyle\frac{x}{2} + C$

ACJC Tutorial 21 – Integration II [Self Practice Questions] Q5