Réponses

2014-02-04T15:18:50+01:00
A=3/4x² + 1/2x + 5/2x + 7/4x - 1/3
  =3/4x² + 2/4x + 10/4x + 7/4x - 1/3
  =3/4x² + 19/4x - 1/3