Find the value of `(sin^4 45+cos^2 45-tan^2 45)/(cosec (pi/4)+sec(pi/4)-cot(pi/6))`

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

Find the value of sin^2 pi/3-sec^2 pi/4-cosec^2 pi/4+ cot pi/4 .

Find the value of 4 sin^(2)60+3 tan^(2)30-8 sin45.cos45

Find the Values of sin (pi/8) ,cos (pi/ 8) ,sec (pi/8) ,cosec (pi/8) ,tan (pi/8) and Cot (pi/8)

Find the value of (5sin^2 30° +4 cosec^2 60°-cot^2 45°)/(sec^2 60° -tan^2 60°)

Find the values of : sin^3(pi/4)+4cot^2(pi/4)-sec^2(pi/3)

Find the value of sqrt(cosec^(2) 45^(@) - cot^(2) 45^(@))

Find the value of : (i) (tan 45^(@))/("cosec 30"^(@)) + (sec 60^(@))/(cot 45^(@)) - (5 sin 90^(@))/(2 cos 0^(@)) (ii) 3 sin^(2)30^(@) + 2 tan^(2)60^(@) - 5 cot^(2)45

Find the value of: 3sin(pi/6) sec(pi/3) 4sin((5pi)/6) cot(pi/4)

Find the value of 4 sin^(2) 60 + 3 tan^(2) 30 - 8 sin 45 .cos 45