Mathématiques

Question

Bonsoir,
Calculer et simplifier (detailler les etapes)
S=5.5/3 + -5/3 x -7/4
K=1/2 /. 7/3 - -7/4
I=7/3 + -7/-4 - 0.25

1 Réponse

  • Réponse :

    bonsoir

    S = 5.5/3  - 5/3 x - 7/4

    S = 5.5/3  + 35/12

    S = 22/12 + 35/12

    S = 57/12

    S = 19/4

    K = 1/2 : 7/3 - 7/4

    K = 1/2 x 3/7 - 7/4

    K = 3/14 - 7/4

    L = 6/28 - 49/28

    L = - 43 /28

    I = 7/3 + 7/4 - 0.25

    I = 28/12 +21/12 - 3/12

    i = 46/12

    I = 23/6

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