on considère l'expression :
A= (3x-7)^2 - (3x-7)(2x+5)
1) développer et reduire A.
2) factoriser A.
3) calculer A pour x = -2
4) calculer A pour x = 1/3

By: USER3884
28 Agustus 2025 mathematiques 5 minutes
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Question

Grade: Education Subject: mathematiques
on considère l'expression :
A= (3x-7)^2 - (3x-7)(2x+5)
1) développer et reduire A.
2) factoriser A.
3) calculer A pour x = -2
4) calculer A pour x = 1/3
Asked by:
186 Viewed 186 Answers

Answer (186)

Best Answer
(57)
domage je peut pas t'aider car je suis pas en lycee
Answered on 28 Agustus 2025

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