Proving the Three Cube Roots of 1 with w

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SUMMARY

The discussion centers on proving that 1, w, and w² are the three cube roots of unity, where w is defined as a primitive cube root of 1. It is established that the primitive roots form a multiplicative group of order 3, which is essential for understanding the properties of these roots. The solution involves demonstrating the relationships and identities that arise from the definition of w, specifically utilizing the equation w³ = 1.

PREREQUISITES
  • Understanding of complex numbers and their properties
  • Knowledge of primitive roots in group theory
  • Familiarity with the concept of multiplicative groups
  • Basic algebraic manipulation skills
NEXT STEPS
  • Study the properties of complex numbers, focusing on cube roots of unity
  • Explore group theory, particularly the structure of cyclic groups
  • Learn about the significance of primitive roots in number theory
  • Investigate the application of De Moivre's Theorem in complex number calculations
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Students of mathematics, particularly those studying abstract algebra and complex analysis, as well as educators seeking to deepen their understanding of cube roots and group theory concepts.

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Homework Statement


Let w be a primitive cube root of 1. show that 1, w,w^2 are the three cube roots of 1.


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The Attempt at a Solution


I'm not quite sure how to even start this. any help will be greatly appreciated.
 
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The primitive roots form a multiplicative group of order 3. Try starting there.
 

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