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30-01-2021
Mathematics

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Using the cosine sum identity, Cosine (x + StartFraction 3 pi Over 2 EndFraction) = cosine (x) cosine (StartFraction 3 pi Over 2 EndFraction) minus sine (x) sine (StartFraction 3 pi Over 2 EndFraction)

Which of the following is equivalent to Cosine (x + StartFraction 3 pi Over 2 EndFraction)?

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jackeline112003 jackeline112003

05-02-2021

Answer: A. Sin(x)

Explanation:

Just did it and got it correct. Yw:)

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