Respostas

2014-01-05T11:49:23-02:00
(2x+1) (-6x²-5x+3)
-12x³-10x²+6x-6x²-5x+3
-12x³-10x²-6x²+6x-5x+3
-12x³-16x²+x+3

3 5 3