Răspunsuri

2014-02-27T12:43:21+02:00
Ai mai multe variante
a=3
b=1   0.3+0.1+0.1=0.5
c=1

a=1
b=3   0.1+0.3+0.1=0.5
c=1

a=1
b=1  0.1+0.1+0.3=0.5
c=3
=========
a=2
b=2  0.2+0.2+0.1=0.5
c=1

a=1
b=2   0.1+0.2+0.2=0.5
c=2

a=2
b=1 0.2+0.1+0.2=0.5
c=2

practic a+b+c=5

  • Utilizator Brainly
2014-02-27T12:45:03+02:00
0,a+0,b+0,c=0,5 ⇒ a+b+c=5, a,b,c diferite de 0; avem urmatoarele variante: (1,1,3);(1,2,2);(1,3,1);(2,1,2);(2,2,1);(3,1,1).