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  • 26-09-2016
  • Mathematics
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What is the factored form of the polynomial? x^2+9x+20

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jhonyy9
jhonyy9 jhonyy9
  • 27-09-2016
x^2 +9x +20 = x*x +5x +4x +5*4 = x(x+5) +4(x+5) = (x+4)(x+5)

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