Réponses

2013-10-13T14:48:10+02:00
B(x)=2x*2x+2x*1+(-5)*2x+(-5)*1+x+4
b(x)=4x²+2x-10x-5+x+4
b(x)=4x²-8x+x+4
b(x)=4x²-7x+4