Mathématiques

Question

33.11 Développer les expressions.
E = 2(x – 3)
F = 10(4 - x)
G= 7(5x – 3)
H = x(x – 8)
1 = 6(x+4)
J = 5(3x + 12)
K = 4(x + 7
L = 6(1+ 4x)

svp maths 4*​

1 Réponse

  • Bonjour,

    distributivité.....

    2(x-3)=2*x + 2*(-3) = 2x-6

    10(4-x)=40-10x

    7(5x-3)=35x-21

    x(x-8)=x²-8x

    6(x+4)=6x+24

    5(3x+12)=15x+60

    4(x+7)=4x+28

    6(1+4x)=6+24x

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