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5 votes
Which of the following is a square root of 3(cos(4pi/9)+i sin(4pi/9))

2 Answers

4 votes

Answer:

its not b or a

Explanation:

User Teebs
by
6.3k points
1 vote

Answer:

— 4√16(cos(4π3)+isin(4π3))=2(cos(−π6)+isin(−π6))=√3−i. Explanation: De Moivre's formula tells us that: (cosθ+isinθ)n=cosnθ+isinnθ.

Explanation:

User Kaifei
by
6.4k points
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