Bonjour,il faut factoriser A=7a+ab
B=xy-2
C=3a+3
D=ab-a+ac
E=25x2(c'est X deux)+30x
F=150xy+25y2
G=16ab+12ac-2 ab
H=63xy-72xz
I=x+3x2-xy
B=xy-2
C=3a+3
D=ab-a+ac
E=25x2(c'est X deux)+30x
F=150xy+25y2
G=16ab+12ac-2 ab
H=63xy-72xz
I=x+3x2-xy
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