`cos66^@+sin84^@=`

cos 66^(@) + sin 84^(@) =

cos66^(0)+sin84^(0)=(sqrt(15)+sqrt(3))/(K) then K=

cos6^(@) cos42^(@) cos66^(@) cos78^(@) =

sin12^@sin24^@sin48^@sin84^@=

What is the values of the following? ( sin 24^(@) +cos 66^(@)) (sin 24^(@) -cos66^(@))

(The24^(@)cos6^(@)-sin6^(@)sin66^(@))/(sin21^(@)cos39^(@)-cos51^(@)sin69^(@)) is

The value of [(sin^2 24^@+sin^2 66^@)/ (cos^2 24^@+cos^2 66^@)+sin^2 61^@ + cos61^@.sin29^@] is: / [(sin^2 24^@+sin^2 66^@)/ (cos^2 24^@+cos^2 66^@)+sin^2 61^@ + cos61^@.sin29^@] का मान ज्ञात करें |

The value of (sin24^(@)cos6^(@)-sin6^(@)sin66^(@))/(sin21^(@)cos39^(@)-cos51^(@)sin69^(@)) is

(1+ cos 56^(@) + cos 58^(@) - cos 66^(@))/( cos 28^(@) cos 29^@ sin 33^(@) )=

sin78^(@)-sin66^(@)-sin42^(@)+sin6^(@) is