Réponses

2013-04-22T21:02:20+02:00

A=3*(x+5)

= 3x+15

 

B=3x*(-4+x)

= -12x+3x²

 

C=3(b-4)

=3b-12

 

D=-w(-1+w)

=w - w²

  • Utilisateur Brainly
2013-04-22T21:06:00+02:00

A= 3*( x + 5)

  = 3x + 15

 

B=3x*(-4 + x)

  = -12x + 3x²

 

C=3(b-4)

   =3b -12

 

D=-w(-1+ w)

  =w - w²