Mathématiques

Question

a=6 b=-2 c=5

a-bc c(a+b) a-b-c

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1 Réponse

  • A = 6 b = - 2 c = 5
    a - bc = 6 - ( - 2 x 5) = 6 - ( - 10) = 6 + 10 = 16

    c (a + b) = 6 (- 2 + 5) = - 12 + 30 = 28

    a - b - c = 6 - (- 2) - 5 = 6 + 2 - 5 = 8 - 5 = 3

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