Bonjour, On considère l’expression E = (x −2)(2x +3)−3(x −2).
1. Développer E.
2. Factoriser E et vérifier que E = 2F, où F = x(x −2).
3. Déterminer tous les nombres x tels que (x −2)(2x +3)−3(x −2) = 0


Merci !
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