Решите уравнения : 1) 2) 3)
1) tg x = √3 x = arc tg √3 + πn, n∈Z x = + πn, n∈Z 2) tg x = -1 x = arc tg (-1) + πn, n∈Z x = - + πn, n∈Z 3) tg x = -5 x = arc tg (-5) + πn, n∈Z