The value of 4 × sin x × sin(x + π/3) × sin(x + 2π/3) is

The value of 4 × sin x × sin(x + π/3) × sin(x + 2π/3) is

A

sin x

B

sin 2x

C

sin 3x

D

sin 4x

Answer:

The correct option is C. sin 3x

Note