Question

$arcsin frac{v3}{2} +2arccosfrac{1}{2}-arctg1$

 

 

v - корень

 

Answer 1

arcsin√3/2 = x; ⇒ √3/2=sin x; ⇒ x=π/3

Ваше задание

π/3+2π/3-π/4 = π-π/4= 3π/4