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Mathematics 18 Online
OpenStudy (anonymous):

Rewrite with only sin x and cos x. sin 3x - cos x

OpenStudy (anonymous):

@Chelsea04 2 sin x - sin3x - cos x 2 sin x cos2x + sin x - 2 sin3x - cos x 2 sin3x cos4x + 1 3 sin x cos x - sin3x - cos x

OpenStudy (anonymous):

these are the answer choices

OpenStudy (anonymous):

help me!!:(

hartnn (hartnn):

just solved this on OS yesterdy...

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