Value of expression `sin^(2)(pi)/(6)+cos^(2)(pi)/(4)-sec(pi)/(3)` is

What is the value of expression cos^(2)((pi)/(8))+4cos^(2)((pi)/(4))-sec((pi)/(3))+5tan^(2)((pi)/(3))+sin^(2)((pi)/(8)) ?

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

2sin^(2)(3pi)/(4) + 2cos^(2)pi/4+2sec^(2)pi/3=10

2sin^(2)quad (3 pi)/(4)+2cos^(2)(pi)/(4)+2sec^(2)(pi)/(3)=10

Minimum value of the expression (1)/(cos^(2)((pi)/(4)+x)+sin^(2)((pi)/(4)-x))

Find the value of the sin^(2)((pi)/(6))+cos^(2)((pi)/(3))-tan^(2)((pi)/(4))

The value of (tan^(2))(pi)/(3)+4(cos^(2))(pi)/(4)+3(sec^(2))(pi)/(6)+(cot^(2))(pi)/(2) is

Find the value of expression ((cos pi)/(2)+i sin((pi)/(2)))(cos((pi)/(2^(2)))+i sin((pi)/(2^(2))))......oo

The value of 2sin^(2)((pi)/(3))-cos^(2)((pi)/(6))+tan^(2)(pi/6) is equal to ....

sin^(2)""(2pi)/(3)+ cos^(2)""(5pi)/6-tan^(2)""(3pi)/4=