sin 2 a = 2 sin a cos a identity
so
sin 6x = 2 sin 3x cos 3x
Verify the identity
sin 3x cos 3x = 1/2 sin 6x
can you show step by step please
1 answer
sin 3x cos 3x = 1/2 sin 6x
can you show step by step please
1 answer