tan((11pi)/3)-2sin((9pi)/3)-3/4cosec^2(p...

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

tan((11pi)/3)-2sin((9pi)/3)-3/4cosec^2(pi/4)+4cos^2((17pi)/6)=(3-2sqrt...
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2sin^2(pi/6 )+c o s e c^2((7pi)/6)cos^2(pi/3)=3/2
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(tan) (11pi)/3 (-2 sin) (4pi)/6 - 3/4 (cosec^2) pi/4 +(4cos^2) (17pi)/...
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Prove that: 2s in^2pi/6+cos e c^2(7pi)/6cos^2pi/3=3/2
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tan ((11 pi) / (3)) - 2sin ((9 pi) / (3)) - (3) / (4) cos ec ^ (2) ((p...
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Prove that: (a) cos510^(@) sin510^(@) + sin(-330^(@)) cos(-390^(@))=0 ...
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"tan"^(2)(pi)/(4) "sin"(pi)/(3) "tan"(pi)/(6) "tan"^(2)(pi)/(3) =
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(tan(35pi//6)*sin(-11pi//3)*sec(-7pi//3))/(cot(5pi//4)*"cosec"(7pi//4)...
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सिद्ध कीजिए की tan ^(2) ""(pi)/( 6)+tan ^(2) ""( pi )/(4) +tan ^(2)...
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