Mathématiques

Question

Exercice 3: 4 2 2 5 2 Exemples a) 3 2 10 10 6 10 16 9 27 27 27 27 b) (( 24 20 15 15 2 4 2 8 3 15 3 45 5 3 3 5. 9 3 S Calcule 5 5 11 2 7 4 2
SVP aider moi j'y arrive pas ​
Exercice 3: 4 2 2 5 2 Exemples a) 3 2 10 10 6 10 16 9 27 27 27 27 b) (( 24 20 15 15 2 4 2 8 3 15 3 45 5 3 3 5. 9 3 S Calcule 5 5 11 2 7 4 2 SVP aider moi j'y ar

1 Réponse

  • g = 5/11 + 5/11 x 5/2
    = 5/11 + 5 x 5/11 x 2
    = 5/11 + 25/22
    = 5 x 2/11 x 2 + 25/22
    = 10/22 + 25/22
    = 35/22

    h = (9/7 - 3/4) x 5/2
    = (9 x 4/7 x 4 - 3 x 7/ 4 x 7) x 5/2
    = 36/28 - 21/28) x 5/2
    = 15/28 x 5/2
    = 15x 5/28 x 2
    = 75/56