sin5x cosx - cos 5x*sinx =1

Question

sin5x cosx - cos 5x*sinx =1

Answer 1

sin5x* cosx - cos5x * sinx = 1

По формуле сложения синусов

sin(5x + x) = 1

sin6x = 1

6x = pi/2 + 2pi*n

x = pi/12 + pi * n/ 3