Peшите ctg(arccos1/2+arcsin√3/2)

Question

Peшите ctg(arccos1/2+arcsin√3/2)

Answer 1

Ctg(arccos1/2 + arcsin√3/2) = ctg(π/3+π/3)=ctg(2π/3)=
=ctg(π/2+π/6)=-tgπ/6=-√3/3