Mathématiques

Question

Factoriser (6+1)(3x+4)+(-6x-1)²

1 Réponse

  • (6x+1)(3x+4)-(6x+1)²
    (6x+1)[3x+4-(6x+1)]
    (6x+1)(3x+4-6x-1)
    (6x+1)(-3x+3)
    3(6x+1)(-x+1)

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