Réponses

2014-05-20T18:00:05+02:00
Bonsoir
I = 48x² -16x - 36x +12 = 48x² - 52x +12

J = 15x²  -12x -35x +28 = 15x² - 47x +28

K = -28x + 56x² +8 - 16x = 56x² - 44 x + 8

L = 9x² - 24x +16