cos15^(@)=

The value of (cos 15^(@) - sin 15^(@))/(cos 15^(@) + sin 15^(@) is

(cos 15^(@) + sin 15^(@))/(cos 15^(@) - sin 15^(@)) =

cos 15^(@) - cos 75^(@) =

|["cos"15^(@), "sin"15^(@)], ["sin"15^(@), "cos"15^(@)]|=?

cos 15^(@)

sin 15^(@) + cos 105 ^(@) = ............ A) 0 B) 2 sin 15 ^(@) C) cos 15^(@) + sin 15^(@) D) sin 15^(@) - cos 15^(@)

What is the value of cos 15^(@) ?

Find the values: cos 15^(@)

Find the value of the cos 15^(@) .