0\\\\n=-1,x=4-6=-2<0\; -\; naibolshij\; otricatelnuj\; koren" alt="tg\frac{\pi (x-3)}{6}=\frac{1}{\sqrt3}\\\\\frac{\pi (x-3)}{6}=\frac{\pi}{6}+\pi n,\\\\x-3=1+6n,\\\\x=4+6n,\; n\in Z\\\\n=0,x=4>0\\\\n=-1,x=4-6=-2<0\; -\; naibolshij\; otricatelnuj\; koren" align="absmiddle" class="latex-formula">