DANAE04 DANAE04 Mathématiques Answered exercice A = 3A + 8/2a-3) B= 7x²-3x14x-3) + 6x C = 5(2x² - 6) + 2 x/x-5) =12 D= 8y ₁ Sxy + 7x²= 3x (2y +Sx) -y (2x-3)