Cos(x/2-pi/3)=0 решите
Решение Cos(x/2-pi/3)=0 x/2 - π/3 = π/2 + πk, k ∈ Z x/2 = π/2 + π/3 + πk, k ∈ Z x/2 = 5π/6 + πk, k ∈ Z x = 5π/3 + 2πk, k ∈ Z