Question

Решите пожалуйста 

1 + ctg4x = 0

Answer 1

1 + ctg4x = 0

ctg4x=-1

4x=3*Pi/4+Pi*n; n e Z (Pi - Число "Пи")

x=3*pi/16+Pi*n/4; n e Z

 

 

 

 

 

 

 

 

Answer 2

1 + ctg4x = 0

ctg4x = -1

4х=arcctg (-1)+πk

4x=-π/4+πk

x=-π/16+πk/4