badpuppy1952 badpuppy1952
  • 03-09-2014
  • Mathematics
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Factor the trinomial: 5x^2-2x-7

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Аноним Аноним
  • 03-09-2014
[tex]5x^2-2x-7=5x^2+5x-7x-7=5x(x+1)-7(x+1)\\\\=\boxed{(x+1)(5x-7)}[/tex]
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