2 arcsin(-1/2) + arctg(-1) + arccos√2/2 arctg(-sgrt3/3) + arccos(-1/2) + arcsin1

Question

2 arcsin(-1/2) + arctg(-1) + arccos√2/2




arctg(-sgrt3/3) + arccos(-1/2) + arcsin1

Answer 1

= -2*(-π/6) - π/4 + π/4 = -π/3
= - π/6 + 2π/3 + π/2 = π