Allison11winters
Allison11winters
13-01-2015
Mathematics
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3r+n^2-r+5-2n+2 simplify
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Аноним
Аноним
16-01-2015
[tex]3r+n^2-r+5-2n+2=n^2-2n+(3r-r)+(5+2)\\\\=\boxed{n^2-2n+2r+7}[/tex]
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