`2sin^2` `pi/6` `+cose c^2` `(7pi)/6` `cos^2` `pi/3=3/2`

Prove that: 2sin^2(pi/6)+cosec^2((7pi)/6)cos^2(pi/3)=3/2

2sin^2(pi/6 )+c o s e c^2((7pi)/6)cos^2(pi/3)=3/2

2sin^(2)""(pi)/(6)+cosec^(2)""(7pi)/(6) cos^(2)""(pi)/(3)=(3)/(2)

The value of 2"sin"^(2)(pi)/(6)+"cosec"^(2)(7pi)/(6)."cos"^(2)(pi)/(3) is equal to

Prove that: 2sin^(2)((pi)/(6))+cosec^(2)((7 pi)/(6))cos^(2)((pi)/(3))=(3)/(2)

2sin((2 pi)/(6))+cosec^(2)((pi)/(6))*cos^(2)((pi)/(3))=?

cot^2 pi/6 +cose c (5pi)/6 +3tan^2 pi/6=6

cot^2 pi/6 +cose c (5pi)/6 +3tan^2 pi/6=6

Prove that : tan((11pi)/3)-2sin((9pi)/3)-3/4cosec^2(pi/4)+4cos^2((17pi)/6)=(3-2sqrt(3))/2

Prove that: (a) cos510^(@) sin510^(@) + sin(-330^(@)) cos(-390^(@))=0 b) tan(11pi)/(3) -2sin(9pi)/3-3/4"cosec"^(2)pi/4 + 4cos^(2)(17pi)/6=(3-2sqrt(3))/2