displacedyankee displacedyankee
  • 12-03-2015
  • Mathematics
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-10 x 2 + 21x + 10 How do I factor this?

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konrad509
konrad509 konrad509
  • 12-03-2015
[tex]-10x^2+21x+10=\\ -10x^2+25x-4x+10=\\ -5x(2x-5)-2(2x-5)=\\ -(5x+2)(2x-5)[/tex]
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