ILONA5453 ILONA5453 Mathématiques Answered Exercice 4 Factoriser les expressions suivantes : A = 6x + 18 B = 5x - 9x² C = 3x + 9x² D = 3(x + 8) + 5(x + 8) E = x (2x + 3) - 7 (2x + 3) F = (3x - 1) (x - 8) - 2x (x-8) G = (3x + 2) (x-4)-(3x - 5) (3x + 2) H = (x - 1)² + 2(x - 1) I = t²-t (2t - 3) J= t - 3-5t (t - 3) 5