M
meocaomat


Bài 1: C\M rằng:
[TEX]x^{2009}+x^{2008}+1 \vdots x^2+x+1[/TEX]
Bài 2: C\M rằng:
[TEX]3n+63\ \vdots \ 72[/TEX]
~~> Chú ý latex
[TEX]x^{2009}+x^{2008}+1 \vdots x^2+x+1[/TEX]
Bài 2: C\M rằng:
[TEX]3n+63\ \vdots \ 72[/TEX]
~~> Chú ý latex
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