Mathématiques

Question

Calculer en détaillent les étapes, puis simplifier si possible
I=1/6x6/5=
J=33/25x5/22=
K=14/15x30/49=
L=56/13x26/64=
Merci bcq ​

1 Réponse

  • Bonjour

    Calculer en détaillent les étapes, puis simplifier si possible

    I=1/6x6/5=

    I = 6/6 x 1/5

    I = 1 x 1/5

    I = 1/5

    J=33/25x5/22=

    J = 33/22 x 5/25

    J = (3 x 11)/(2 x 11) x 5/(5 x 5)

    J = 3/2 x 1/5

    J = (3 x 1)/(2 x 5)

    J = 3/10

    K=14/15x30/49=

    K = 14/49 x 30/15

    K = (2 x 7)/(7 x 7) x (2 x 15)/15

    K = 2/7 x 2

    K = (2 x 2)/7

    K = 4/7

    L=56/13x26/64=

    L = 56/64 x 26/13

    L = (8 x 7)/(8 x 8) x (2 x 13)/13

    L = 7/8 x 2

    L = 7 x 2/8

    L = 7 x 2/(2 x 4)

    L = 7/4

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