1-4sin^2(5x-П/3)=0 Решите уравнение

1-4sin^2(5x-П/3)=0 sin²(5x-π/3)=1/4 sin(5x-π/3)=1/2 5x-π/3=(-1)^n π/6+πN x=(-1)^n π/30+π/15+π/5*N sin(5x-π/3)=-1/2 5x-π/3=(-1)^n 5π/6+πN x=(-1)^n π/6+π/15+π/5*N