3 ctg*pi/3*sin(x+pi/3)-√3=0

3сtg(π/4)*sin(x+π/3)=√3 ctgπ/4=1 sin(x+π/3)=√3/3 x+π/3=(-1)^n*arcsin√3/3+πn x=-π/3+(-1)^n*arcsin√3/3+πn,n∈z