displacedyankee displacedyankee

12-03-2015
Mathematics

contestada

-10 x 2 + 21x + 10 How do I factor this?

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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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