Question

The value of sin 30° cos 60° is :– (A) 1 – cos 30° sin 60°(B) 1 – cos 30° cos 60° (C) 1 – sin 30° sin 60° (D) 1 – sin 30° cos 60°

Answer 1

Answer:

a) 1-cos30- sin60 =1/4 =sin30cos60