Mathématiques

Question

resoudre les equations

(4x-8)(3x-1)=0
(-5x+10)(7x-3)=0

1 Réponse

  • (4x-8)(3x-1)=0

    4x-8 =0                      3x-1 =0
    4x =8                               3x =1
    x =8/4 =2                           x = 1/3

    (-5x+10)(7x-3)=0


    -5x+10 =0                         7x-3 =0
    -5x = -10                               7x = 3
    x = -10/-5 = 2                            x = 3/7

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