Home
Class 10
MATHS
" 25."cos2x=cos60^(@)cos30^(@)+sin60^(@)...

" 25."cos2x=cos60^(@)cos30^(@)+sin60^(@)sin30^(@)

Promotional Banner

Similar Questions

Explore conceptually related problems

If cos 2x = cos 60^(@) cos 30^(@) + sin 60^(@) sin 30^(@), then the value of x is

Is it right to say that cos ( 60^(@) + 30 ^(@) ) = cos 60^(@) cos 30 ^(@) -sin 60^(@) sin 30 ^(@)

Is it right to say that cos ( 60^(@) + 30 ^(@) ) = cos 60^(@) cos 30 ^(@) -sin 60^(@) sin 30 ^(@)

Is it right to say that cos ( 60^(@) + 30 ^(@) ) = cos 60^(@) cos 30 ^(@) -sin 60^(@) sin 30 ^(@)

Is it right to say that cos ( 60^(@) + 30 ^(@) ) = cos 60^(@) cos 30 ^(@) -sin 60^(@) sin 30 ^(@)

Is it right to say that cos ( 60^(@) + 30 ^(@) ) = cos 60^(@) cos 30 ^(@) -sin 60^(@) sin 30 ^(@)

Find the value of x, if : cos x = cos 60^(@) cos 30^(@) + sin 60^(@) sin 30^(@)

sin60^(@).cos30^(@)+cos30^(@)*sin60^(@)