Реши уравнения

1. \(\tg x=7,6\) .
2. \(\tg x=-\cfrac{6}{7}\) .
3. \(\tg x=\pi\) .
4. \(\tg x=-31,12\) .

Ответ.

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