xD13G0x

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	location	Santa Cruz, Bolivia
	age	19
visits	member for	1 year, 3 months
	seen	May 16 at 21:44
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4 Answers

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16

Prove that $n^{2003}+n+1$ is composite for every $n\in \mathbb{N} \backslash\{1\}$

9

Let $x$ and $y$ be positive integers such that $xy \mid x^2+y^2+1$.

1

How can I make the following 2 fractions integers?

0

Cool/Useful Examples of Characteristic and Minimal Polynomials?

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