Factoriser (6+1)(3x+4)+(-6x-1)²
Mathématiques
HP1
Question
Factoriser (6+1)(3x+4)+(-6x-1)²
1 Réponse
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1. Réponse loulakar
(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)