Art of Problem Solving

2024 AIME II Problems/Problem 13: Difference between revisions

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==Problem==
==Problem==
Let <math>\omega\neq 1</math> be a 13th root of unity. Find the remainder when
Let <math>\omega\neq 1</math> be a 13th root of unity. Find the remainder when
<cmath>
<cmath>\prod_{k=0}^{12}(2-2\omega^k+\omega^{2k})</cmath>
\prod_{k=0}^{12}(2-2\omega^k+\omega^{2k})
</cmath>
is divided by 1000.
is divided by 1000.

Revision as of 23:33, 8 February 2024

Problem

Let $\omega\neq 1$ be a 13th root of unity. Find the remainder when \[\prod_{k=0}^{12}(2-2\omega^k+\omega^{2k})\] is divided by 1000.