Решите неравенство: \(\sin x \le \frac{1}{2}\) .

• \([ \frac{5\pi}{6} + 2\pi n;\frac{13\pi}{6} + 2\pi n] , n \in Z\)
• \(( \frac{5\pi}{6} + 2\pi n;\frac{13\pi}{6} + 2\pi n) , n \in Z\)
• \(( \frac{\pi}{6} + 2\pi n;\frac{5\pi}{6} + 2\pi n] , n \in Z\)
• \([ \frac{\pi}{6} + 2\pi n;\frac{5\pi}{6} + 2\pi n] , n \in Z\)