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Riešenie rovnice so sínusom
Vyrieš v \( \mathbb{R} \) rovnicu \( \sin x=-1 \).
\( K=\bigcup_{k \in \mathbb{Z}}\left\{\frac{3 \pi}{2}+2 k \pi\right\} \)
\( K=\bigcup_{k \in \mathbb{Z}}\left\{\frac{\pi}{4}+2 k \pi\right\} \)
\( K=\bigcup_{k \in \mathbb{Z}}\left\{\frac{\pi}{2}+2 k \pi\right\} \)
\( K=\bigcup_{k \in \mathbb{Z}}\left\{\frac{5 \pi}{2}+2 k \pi\right\} \)