Задание

Решите неравенство \(\ctg{(\frac{\pi}{6}-x)} \ge \frac{1}{\sqrt{3}}.\)

\([-\frac{\pi}{6}+\pi k; \frac{\pi}{6}+\pi k), k\in Z\)

\([0; \frac{\pi}{3}+\pi k), k\in Z\)

\([-\frac{\pi}{6}+\pi k; \frac{\pi}{6}+\pi k], k\in Z\)

\([0; \frac{\pi}{3}+\pi k], k\in Z\)