Mathematics, 13.12.2020 20:50 leahumelinda

Which expression is equivalent to Sine (StartFraction pi Over 12 EndFraction) cosine (StartFraction 7 pi Over 12 EndFraction) minus cosine (StartFraction pi Over 12 EndFraction) sine (StartFraction 7 pi Over 12 EndFraction)? Cosine (negative StartFraction pi over 2 EndFraction)

Sine (negative StartFraction pi over 2 EndFraction)

Cosine (StartFraction 2 pi over 3 EndFraction)

Sine (StartFraction 2 pi over 3 EndFraction)

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Which expression is equivalent to Sine (StartFraction pi Over 12 EndFraction) cosine (StartFraction...

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