Réponses

2012-09-17T18:24:30+02:00
B(x)=4X^{2}+25-(4X-5)

       4X^{2}+25-8X+10

        4X^{2}-8X+35

 

A(x)=2x^{2}+1X-6X-3-4X+1

        2X^{2}-9X-2

 

C(X)=2(x^{2}-x+3x-3)

       2x^{2}+4x-6