moved
103438
moved 94739
moved 146
moved 100114
moved 3329
moved 977
moved 64810
moved 43635
moved 218657
Exercice 1 Corrigé de l'exercice 1. Développer chacune des expressions littérales suivantes : A = (9x-8)2. A = (9x)2-2 × 9x × 8+82. A = 81x2 - 144x+64. B = (7x-5) × (7x+5).
moved 94682
moved 91245
moved 97815
moved 146
moved 100114
moved 3329
moved 977
moved 64810
moved 43635
moved 218657
Exercice 1 Corrigé de l'exercice 1. Développer chacune des expressions littérales suivantes : A = (9x-8)2. A = (9x)2-2 × 9x × 8+82. A = 81x2 - 144x+64. B = (7x-5) × (7x+5).
moved 94682
moved 91245
moved 97815
