Задание
Реши уравнения
- \(\ctg x=1\) .
- \(\ctg x=\cfrac{1}{\sqrt{3}}\) .
- \(\ctg x=-1\) .
- \(\ctg x=0\) .
- \(\ctg x=-\sqrt{3}\) .
- \(\ctg x=-\cfrac{1}{\sqrt{3}}\) .
Ответ:
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- [ ] \(+\) [ ], \( k\in \Z\) .
- [ ] \(+\) [ ], \(n\in \Z\) .
- [ ] \(+\) [ ], \(k\in \Z\) .