Use de Moivre’s formula to verify that the 5th roots of unity form a ...

  

A. Use de Moivre’s formula to verify that the 5th roots of unity form a group under complex multiplication, showing all work.

    • Posted: 10 months ago
    Let z be a fifth rot of unity. Then, we can write z^5=1=cos⁡2kπ+ i sin⁡2kπ ...

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