Question

ctg(x+П/6)=3 в корне(как решить??)

Answer 1

$ctg(x + \frac{\pi}{6} ) = \sqrt{3} \\ x + \frac{\pi}{6} = arcctg( \sqrt{3} ) \\ 6x + \pi = 6 \times \frac{\pi}{6 } \\ 6x + \pi = \pi \\ 6x = 0 \\ x = 0$