Задание

Реши уравнения

  1. \(\ctg x=1\) .
  2. \(\ctg x=\cfrac{1}{\sqrt{3}}\) .
  3. \(\ctg x=-1\) .
  4. \(\ctg x=0\) .
  5. \(\ctg x=-\sqrt{3}\) .
  6. \(\ctg x=-\cfrac{1}{\sqrt{3}}\) .

Ответ:

  1. [ ] \(+\) [ ], \(k\in \Z\) .
  2. [ ] \(+\) [ ], \(n\in \Z\) .
  3. [ ] \(+\) [ ], \(k \in \Z\) .
  4. [ ] \(+\) [ ], \( k\in \Z\) .
  5. [ ] \(+\) [ ], \(n\in \Z\) .
  6. [ ] \(+\) [ ], \(k\in \Z\) .