Задание
Решите неравенство: \(\cos x \lt \frac{\sqrt{3}}{2}\) .
- \((\frac{\pi}{6} + 2\pi n;\frac{11\pi}{6} + 2\pi n) , n \in Z\)
- \([\frac{\pi}{6} + 2\pi n;\frac{11\pi}{6} + 2\pi n] , n \in Z\)
- \(( - \frac{\pi}{6} + 2\pi n;\frac{\pi}{6} + 2\pi n) , n \in Z\)
- \([ - \frac{\pi}{6} + 2\pi n;\frac{\pi}{6} + 2\pi n], n \in Z\)