Réponses

  • Utilisateur Brainly
2014-05-24T14:43:38+02:00
2014-05-24T15:09:39+02:00


(2x - 4) (5) (x-3) =

5 [ (2x-4)(x-3)] =

5(2x²-6x-4x+12)=

5(2x²-10x+12)=

10x²-50x+60