Consignes = factorisez : B= x^3 - x² + x - 1
Mathématiques
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Question
Consignes = factorisez :
B= x^3 - x² + x - 1
1 Réponse
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1. Réponse Anonyme
B= x³ - x² + x - 1
=x²'(x-1)+1(x-1)
=(x²-1)(x-1)
=(x-1)(x+1)(x-1)
=(x-1)²(x+1)