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  • Utilisateur Brainly
2014-03-15T17:16:10+01:00
Ex 4:
C=(V5+V10)²
  =(V5)²+2*(V5)*(V10)+(V10)²
  =5+2*V50+10
  =15+2*V(2*25)
  =15+2*5V2
  =15+10V2