Réponses

2013-10-10T20:00:50+02:00
Bonsoir
(6x-5)(6x+4)+(6x-5)
tu dois repérer les termes communs, ici 6x-5
(6x-5)(6x+4)+1
(6x-5)(6x+4+1)
(6x-5)(6x+5)


2013-10-10T20:01:46+02:00
(6x-5)(6x+4)+(6x-5)
(6x-5)(6x+4+1)
(6x-5)(6x+5)