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Exercice 4: Réduire une expression
Réduire si possible les expressions suivantes :
A = 1 x x =
B = 9 x 3x = ........
C = 5 × (-2x) =
D = -3 x 8x = ......
E = 6 x 3x² =........
F = 5x x 4x =
G = -6x x 5 = ........
...
H = 2x x (-3x) = .........
1= -5x (-4x) =
J = 5x x 3x =
K= 3 x 2x + 5 x 3x =
L = 5x x 2 + 4 x 3x =
M = 8x x 3x - 3 x 5x² =.....

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