If cos `28^(@) + sin 28^(@) = k^(3),` then cos `17^(@)` is equal to

If cos 28^(@)+sin 28^(@)=k^(3) , then cos17^(@) equal to

If cos28^(0)+sin28^(0)=k^(3), thencos 17^(0) is equal to (a) (k^(3))/(sqrt(2))(b)-(k^(3))/(sqrt(2))(c)+-(k^(3))/(sqrt(2))(d) none of

If cos 17^(@) + sin 17^(@) = alpha , then cos 34^(@) is equal to

(cos 28^(@))/(sin 62^(@))=?

(cos 28^(@))/(sin 62^@)=?

(cos 62^@)/(sin 28^@) =?

If cos28^o +sin28^o =k^3 ,then cos17^o is equal

If cos28^0+sin28^0=k^3, t h e ncos17^0 is equal to

If cos25^(0)+sin25^(0)=K, then cos50^(@) is equal to