EXERCICE 1
Factoriser:
A = 3x+6
E = 3a + 3b
I=ab³-a5b4
B=3x² + x
F=2a-4b
J = ab7-a³b²
C=x+x4
G= a(a+b)-a
K=a³b-ab³
D=3xy-x²
H=5a²-5b²
L=4a²-9b²