lizbeth1194 lizbeth1194
  • 03-09-2014
  • Mathematics
contestada

Factoring Trinomals (a=1)
b^2 + 8b + 7

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Аноним Аноним
  • 03-09-2014
[tex]b^2+8b+7=b^2+b+7b+7=b(b+1)+7(b+1)\\\\=\boxed{(b+1)(b+7)}[/tex]
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