Rewrite with only sin x and cos x.
cos 3x
cos x - 4 cos x sin2x
...
Mathematics, 28.01.2020 05:31 sweetgurllcece2
Rewrite with only sin x and cos x.
cos 3x
cos x - 4 cos x sin2x
-sin3x + 2 sin x cos x
-sin2x + 2 sin x cos x
2 sin2x cos x - 2 sin x cos x
Answers: 3
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