Réponses

  • Utilisateur Brainly
2013-10-01T20:11:19+02:00
(a+1)^3=a^3+3a²+3a+1
(V2+1)=(V2)^3+3(V2)²+3(V2)+1
          =2V2+6+3V2+1
          =7+5V2