[" valuate each of the following: "],[" 1."sin60^(@)cos30^(@)+cos60^(@)sin30^(@)]

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

Evaluate each of the following : cos60^(@)cos30^(@)-sin60^(@)sin30^(@)

"(1) "sin60^(@)cos30^(@)+sin30^(@)cos60^(@)

Verify each of the following : (i) sin60^(@)cos30^(@)-cos60^(@)sin30^(@)=sin30^(@) (ii) cos60^(@)cos30^(@)+sin60^(@)sin30^(@)=cos30^(@) (iii) 2sin 30^(@)cos30^(@)=sin60^(@) (iv) 2sin45^(@)cos45^(@)=sin90^(@)

Evaluate the following : sin60^(@)cos30^(@)+sin30^(@)cos60^(@)

cos 60^(@) sin 30^(@) +cos 30^(@) sin 60^(@)=

Prove that : sin60^(@)cos30^(@)+cos60^(@).sin30^(@)=1

co60^(@)sin30^(@)+cos30^(@)sin60^(@) =___.