Home
Class 10
MATHS
" Is it right to say "cos(60^(@)+30^(@))...

" Is it right to say "cos(60^(@)+30^(@))=cos60^(@)cos30^(@)-sin60^(@)sin30^(@)

Promotional Banner

Similar Questions

Explore conceptually related problems

If it right to say cos(60^(@)+30^(@))=cos60^(@)cos30^(@)-sin60^(@)sin30^(@)

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

Is it right to say 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 ^(@)

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

Evaluate : cos60^(@)cos30^(@)+ sin 60^(@)sin30^(@)