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Mathematics, 12.11.2020 23:30 ldelgado97

Which of the following is a square root of 3 (cosine (StartFraction 4 pi Over 9 EndFraction) + I sine (StartFraction 4 pi Over 9 EndFraction) )? a) StartRoot 3 EndRoot (cosine (StartFraction 4 pi Over 45 EndFraction) + I sine (StartFraction 4 pi Over 45 EndFraction) )

b) StartRoot 3 EndRoot (cosine (StartFraction pi Over 9 EndFraction) + I sine (StartFraction pi Over 9 EndFraction) )

c) StartRoot 3 EndRoot (cosine (StartFraction 49 pi Over 60 EndFraction) + I sine (StartFraction 49 pi Over 60 EndFraction) )

d) StartRoot 3 EndRoot (cosine (StartFraction 11 pi Over 9 EndFraction) + I sine (StartFraction 11 pi Over 9 EndFraction) )

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