ALEXACOSTEA20 ALEXACOSTEA20 13-10-2021 Mathématiques Answered Exercice 4: Calculer les expressions suivantes en détaillant vos caculs. = -- A= 6 (3+7) D = (13 – 7) = 2 B = 23 - 4 x 5 E = 5 -[4-(2 + 1)] C = (3+5) (9 - 7) F = (3 + 5 x 7) = 2 +1 = -