Exercice 3 Développer en appliquant les identités remarquables
B = (x − 3)2
G = (x + 3)(x − 3)
M = (4 − 3x)2
C = (x + 5)(x − 5)
H = (6 − x)2 D = (x + 2)2
I = (3x + 1)(3x − 1)
E = (7 − x)2
J = (5 − 5x)2
A = (x + 5)2
F = (x − 8)2
K = (x − 10)2
O = (3x −7)2