Factoriser chaque expression. A=(x-2)(x+1)+(3-7x)(x-2)
Mathématiques
Mousop
Question
Factoriser chaque expression. A=(x-2)(x+1)+(3-7x)(x-2)
2 Réponse
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1. Réponse blondinetteoceane88
A=(x-2)(x+1)+(3-7x)(x-2)
A=(x-2)(x+1+3-7x)
A=(x-2)(-6x+4) -
2. Réponse maudmarine
Bonsoir,
Factoriser chaque expression :
A = (x - 2) (x + 1) + (3 - 7x) (x - 2)
A = (x - 2) (x + 1 + 3 - 7x)
A = (x - 2) (x - 7x + 1 + 3)
A = (x - 2) (- 6x + 4)