Factor using ac-method and factor completely, 25x²-95x-20= ______ thanx for the help.

asked Jul 1, 2015 154k views

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25x²-95x-20
=5(5x²-19x-4)
=5(5x+1)(x-4) <- this is the final answer. :)

OverLex answered Jul 3, 2015

7.0k points

3 votes

$25x^2-95x-20=5(5x^2-19x-4)=5(5x^2+x-20x-4)\\\\=5[x(5x+1)-4(5x+1)]=5(5x+1)(x-4)$

Lolajl answered Jul 7, 2015

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