Решите уравнение: \(\large2\cos{x}=-\sqrt{2}\) \(\large\mathtt{x=\frac{3\pi}{4}+2\pi{n}, n\in{Z}}\) \(\large\mathtt{x=\pm\frac{3\pi}{4}+\pi{n}, n\in{Z}}\) \(\large\mathtt{x=\pm\frac{3\pi}{4}+2\pi{n}, n\in{Z}}\)

Задание

Решите уравнение: \(\large2\cos{x}=-\sqrt{2}\)

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