Répondre :
A = -5(x+2) B = -3(x-2) C = x² + 3x D = 4x - x²
= -5x -10 = -3x + 6
E = -3x² - 12x F = 2x² - 14x G = 12x² + 6x
H = -20x² + 40x
A = -5(x+2) B = -3(x-2) C = x² + 3x D = 4x - x²
= -5x -10 = -3x + 6
E = -3x² - 12x F = 2x² - 14x G = 12x² + 6x
H = -20x² + 40x