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If
z^2+z+1=0, find
z^(49) + z^(50) + z^(51) + z^(52) + z^(53)

1 Answer

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Answer:

-z⁵¹

Explanation:

z⁴⁹ + z⁵⁰ + z⁵¹ + z⁵² + z⁵³

z⁴⁹ + z⁵⁰ + z⁵¹ + z⁵¹ + z⁵² + z⁵³ − z⁵¹

z⁴⁹ (1 + z + z²) + z⁵¹ (1 + z + z²) − z⁵¹

-z⁵¹

User AxelOmega
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