Question

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

Answer 1

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.

Step-by-step explanation:

Answer 2

Answer:

its not b or a

Step-by-step explanation: