Factoriser ceci : (3x+2)²-(3x+2) Merci :)
Mathématiques
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Question
Factoriser ceci :
(3x+2)²-(3x+2)
Merci :)
(3x+2)²-(3x+2)
Merci :)
2 Réponse
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1. Réponse MichaelS
[tex](3x+2)^2-(3x+2)=(3x+2)(3x+2)-(3x+2)\times1\\ (3x+2)^2-(3x+2)=(3x+2)(3x+2-1)\\ (3x+2)^2-(3x+2)=(3x+2)(3x+1)[/tex] -
2. Réponse Mbelgacem
(3x+2)²-(3x+2) = (3x+2) * [(3x+2) -1 ]
= (3x+2) * (3x+1)