factoriser les expressions suivantes : A=18+6y ; B= 2,1+0,3t Bonjour, pouvez-vous m’aidez svp.

By: USER7339
26 Agustus 2025 mathematiques 5 minutes
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Grade: Education Subject: mathematiques
factoriser les expressions suivantes : A=18+6y ; B= 2,1+0,3t Bonjour, pouvez-vous m’aidez svp.
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Réponse :

Explications étape par étape

Bonjour

18+6y=6(3+y)

2,1+0,3t=0,3(7+t)

Answered on 26 Agustus 2025
(163)

Bonjour

Factoriser les expressions suivantes :

A=18+6y

A = 6 (3 + y)

B= 2,1+0,3t

B = 0,3 (7 + t).

Answered on 26 Agustus 2025

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Bonsoir j'ai un devoir à rendre demain et je bloque depuis avant-hier sur un exercice pouvez vous m'aidez svp :
On considère l'expression A suivante : A= (7x-3) ( au carré mais j'arrive pas à mettre avec mon téléphone ) - (x+2)(7x-3).
1. Développer et réduire À
2. Factoriser A, et montrer que A = (7x-3)(6x-5).
3.Calculer A pour x = -1 et x = racine carré de 2
4. Résoudre A=0
Voilà merci j'espère qu'un(e) d'entre vous pourra m'aider

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