`tan^6(pi/9)-33tan^4(pi/9)+27tan^2(pi/9)` is equal to (a)0 (b) `sqrt3` (c) 3(d)9

tan^6pi/9-33tan^4pi/9+27tan^2pi/9 is equal to (a) 0 (b) sqrt(3) (c) 3 (d) 9

tan^(6)((pi)/(9))-33tan^(4)((pi)/(9))+27tan^(2)((pi)/(9)) is equal to (a)0 (b) sqrt(3)(c)3(d)9

tan^(6)""pi/9 - 33tan^(4)""pi/9 + 27tan^(2)""pi/9 equals :

"tan"^(6) (pi)/(9)-33 "tan"^(4)(pi)/(9) +27 "tan"^(2)(pi)/(9)=

The numerical value of tan(pi/3)+2tan((2pi)/3)+4tan((4pi)/3)+8tan((8pi)/3) is equal to (A) -5sqrt(3) (B) -5/(sqrt3) (C) 5sqrt(3) (D) 5/(sqrt3)

The numerical value of tan(pi/3)+2tan((2pi)/3)+4tan((4pi)/3)+8tan((8pi)/3) is equal to (A) -5sqrt(3) (B) -5/(sqrt3) (C) 5sqrt(3) (D) 5/(sqrt3)

The numerical value of tan((pi)/(3))+2tan((2 pi)/(3))+4tan((4 pi)/(3))+8tan((8 pi)/(3)) is equal to (A)-5sqrt(3)(B)-(5)/(sqrt(3))(C)5sqrt(3)(D)(5)/(sqrt(3))

tan""(2pi)/(5)-tan""(pi)/(15)-sqrt3tan""(2pi)/(5)tan""(pi)/(15) is equal to............. A) -sqrt3 B) (1)/(sqrt3) C) 1 D) sqrt3