cos^(2)52(1_(0))/(2)-sin^(2)22(1_(0))/(2)

If cos^(2)52(1)/(2)-sin^(2)22(1)/(2) = (alpha-sqrt(beta))/(gamma sqrt(delta)) then value of (alpha+beta)/(gamma+delta)

Find the value of cos^(2)52(1^@)/(2) - sin^(2)22 (1^@)/2

Find the value of sin^(2)52(1^(@))/(2)-cos^(2)7(1^(@))/(2)

Find the value of cos^(2)112(1)/(2^(@))-sin^(2)52(1)/(2^(@))

sin ^ (2) 52 (1) / (2) -sin ^ (2) 22 (1) / (2) =

Find the values (i) sin22(1^(0))/(2) (ii) cos22(1^(0))/(2)

2sin^(2)(8(1^(0))/(2))+4 cos 16^(0) sin(7(1^(0))/(2)) sin (8(1^(0))/(2))+cos32^(0)=