1) -sin(pi/2)(2tan(pi/2) - cos(pi/6)-1(2undefined - cos(30°))-1*(-2 - sqrt(3)/2)2 + sqrt(3)/2
2) ctg(pi/6)(sin(pi/3) - 3cos(pi/3)1/tan(30°)(sqrt(3)/2 - 3(-1/2))(2/sqrt(3))(sqrt(3)/2 + 3/2)(2/3)(sqrt(3) + 3)2sqrt(3)/3 + 6/32sqrt(3)/3 + 2
3) cos(pi/4)(2ctg(pi/4) - 3sin(pi/6)sqrt(2)/2 (2/1 - 3(1/2))sqrt(2)/2 (2 - 3/2)sqrt(2)/2 * (1/2)sqrt(2)/4
1) -sin(pi/2)(2tan(pi/2) - cos(pi/6)
-1(2undefined - cos(30°))
-1*(-2 - sqrt(3)/2)
2 + sqrt(3)/2
2) ctg(pi/6)(sin(pi/3) - 3cos(pi/3)
1/tan(30°)(sqrt(3)/2 - 3(-1/2))
(2/sqrt(3))(sqrt(3)/2 + 3/2)
(2/3)(sqrt(3) + 3)
2sqrt(3)/3 + 6/3
2sqrt(3)/3 + 2
3) cos(pi/4)(2ctg(pi/4) - 3sin(pi/6)
sqrt(2)/2 (2/1 - 3(1/2))
sqrt(2)/2 (2 - 3/2)
sqrt(2)/2 * (1/2)
sqrt(2)/4