Решите тригонометрическое уравнение: \(ctgx=-1\) \(x=\frac{3\pi}{4}+\pi n, n\in Z\) \(x=\frac{\pi}{4}+\pi n, n\in Z\) \(x=-\frac{3\pi}{4}+\pi n, n\in Z\) \(x=-\frac{3\pi}{4}+2\pi n, n\in Z\)

Задание

Решите тригонометрическое уравнение: \(ctgx=-1\)

\(x=\frac{3\pi}{4}+\pi n, n\in Z\)
\(x=\frac{\pi}{4}+\pi n, n\in Z\)
\(x=-\frac{3\pi}{4}+\pi n, n\in Z\)
\(x=-\frac{3\pi}{4}+2\pi n, n\in Z\)