Réduire, si possible, les expressions suivantes :
A = 2x +1x
B = 3x x x
C = 4x -1x
D = 3x + 2
E = x x 2x
F = x² + x
G=0x
H=1+2x
I=0+x
T
J = 5x x 6x
K = 4xxx 5 =
-
L = 1x x1x + x