Réponses

2016-01-31T16:53:06+01:00
Bonjour

A = 35x² - 25x
A = 5x (7x - 5)

B = 3x² - x
B = x (3x - 1)

C = 64x + 40x²
C = 8x (8 + 5x)

D = 17x² - 51x
D = 17x (x - 3)