Question: 11 Simplify sin 4x cos 3x cos 4x sin 3x A cos x B cos 7x O C sin 7x D sin x

11 Simplify sin 4x cos 3x cos 4x sin 3x A

cos x B cos 7x O C sin 7x D sin x

11 Simplify sin 4x cos 3x cos 4x sin 3x A cos x B cos 7x O C sin 7x D sin x

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