" Find the exact value of "tan^(2)(pi)/(16)+tan^(2)(3 pi)/(16)+tan^(2)(5 pi)/(16)+tan^(2)(7 pi)/(16)

tan^(2)((pi)/(16))+tan^(2)((2 pi)/(16))+tan^(2)((3 pi)/(16))... ..+tan^(2)((7 pi)/(16)/)=35

Find the value of cos^(2)(pi)/(16)+cos^(2)(3 pi)/(16)+cos^(2)(5 pi)/(16)+cos^(2)(7 pi)/(16)

Find the value of "cos"^(2)(pi)/(16)+"cos"^(2)(3pi)/(16)+"cos"^(2)(5pi)/(16)+"cos"^(2)(7pi)/(16) .

Find the exact value of the expression tan((pi)/(20))-tan((3 pi)/(20))+tan((5 pi)/(20))-tan((7 pi)/(20))+tan((9 pi)/(20))

cos^(2)""(pi)/(16)+cos^(2)""(3pi)/(16)+cos^(2)""(5pi)/(16)+cos^(2)""(7pi)/(16)=?

The value of ((tan pi)/(16)+(tan(3 pi))/(16)+(tan(5 pi))/(16)+(tan(7 pi))/(16))^(2) is equal to

tan^2 ((pi)/16) + tan^2 ((2pi)/16) + tan^2((3pi)/16).........+tan^2((7pi)/16 )=35

tan^2 (pi/16) + tan^2 ((2pi)/16) + tan^2((3pi)/16).........+tan^2((7pi)/16/)=35

Find the value and tan (pi/16) tan ((3pi)/16) tan((5pi)/16)tan((7pi)/16) .

Evaluate : tan ""(pi )/(12) .tan ""( pi )/(16) .tan ""(5pi )/(12) .tan ""( 7pi )/(16)