Réponses

  • Utilisateur Brainly
2014-03-22T09:37:12+01:00
developper cette equation : h(x)=(x-3)(x+1)
h(x)=x*x-3*x+1*x-3*1
h(x)=x²-3x+x-3
h(x)=x²-2x-3
2014-03-22T09:39:28+01:00
H(x) = (x-3)(x+1)
      = x*x+x-3x-3
      =x²-2x-3