Parte:
Project ID:
2010001202
Source Problem:
Accepted:
0
Clonable:
1
Easy:
0
Evalúa la siguiente integral definida.
\[ \int\limits_{-\pi}^{\frac{\pi}2}x\cdot\cos x\,\mathrm{d}x \]
\( \frac{\pi+2}{2} \)
\(\pi +1\)
\(\frac{\pi}2\)
\( \frac{\pi}2-1\)