Mathématiques

Question

bonjour pouvez vous maider svp pour mon exercice de math ​
bonjour pouvez vous maider svp pour mon exercice de math ​

2 Réponse

  • bjr

    selon ton cours, priorité de calculs dans les parenthèses.

    donc

    A = 11 x (-12+2) = 11 x (-10) = -110

    B = 11 + (-12+2) = 11 + (-10) = 11 - 10 = 1

    C = (-11) x (-12) x 2 = 11 x 12 x 2 = 264

    D = - 11 - 12 + 2 = -21

    E = (-15 + 11) x (-4) = (-4) x (-4) = 16

    F = -15 + 11 x (-4) = -15 - 44 = -59

    G = - 15 - 11 x (-4) = -15 + 44 = 29

    H = - 15 - 11 - 4 = -30

  • Bonsoir,

    Exercice 1

    A = 11 × (-12 + 2) = 11 × (-10) = -110

    B = 11 + (-12 + 2) = 11 - 10 = 1

    C = (-11) × (-12) × 2 = 132 × 2 = 264

    D = -11 - 12 + 2 = -23 + 2 = -21

    Exercice 2

    E = (-15 + 11) × (-4) = -4 × (-4) = 16

    F = -15 + 11 × (-4) = -15 - 44 = -59

    G = -15 - 11 × (-4) = -15 + 44 = 29

    H = -15 - 11 - 4 = - 26 - 4 = -30

    Bonne soirée !