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Posted by on Monday, April 19, 2010 at 9:31pm.

Verify the identity
sin 3x cos 3x = 1/2 sin 6x

can you show step by step please

  • trig - , Monday, April 19, 2010 at 9:49pm

    sin 2 a = 2 sin a cos a identity

    so

    sin 6x = 2 sin 3x cos 3x

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