2sin (п/3-2x) cos (x+ п/6)+sin (3x-п/6)

cos (p/6)*sin (3*x) -sin (p/6)*cos (3*x) — (2*cos (p/6)*cos (p/3)*cos (x) -2*sin (p/6)*cos (p/3)*sin (x)*sin (2*x) — (2*sin (p/6)*sin (p/3)*sin (x) -2*cos (p/6)*sin (p/3)*cos (x)*cos (2*x)