Question

Решите уравнения :
1) $tg x = sqrt{3}$
2) $tg x = -1$
3) $tg x = -5$

Answer 1

1) tg x = √3
x = arc tg √3 + πn, n∈Z
x = $frac{pi}{3}$ + πn, n∈Z

2) tg x = -1
x = arc tg (-1) + πn, n∈Z
x = - $frac{pi}{4}$ + πn, n∈Z

3) tg x = -5
x = arc tg (-5) + πn, n∈Z