Решите уравнение \(4tg\frac{x}{2}-4=0.\)
\(\frac{\pi}{2}+2\pi n, n\epsilon Z.\)
\(\frac{\pi}{2}+\pi n, n\epsilon Z.\)
\(-\frac{\pi}{2}+2\pi n, n\epsilon Z.\)
\(-\frac{\pi}{2}+\pi n, n\epsilon Z.\)