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Cel mai inteligent răspuns!
2014-07-22T12:49:50+03:00
Pot fi urmatoarele perechi de numere
1+12=13
2+11=13
3+10=13
4+9=13
5+8=13
6+7=13
de asemenea le poti inversa

2014-07-22T12:54:25+03:00

a=0⇔b=13;  a=1⇔b=12;  a=2⇔b=11;  a=3⇔b=10;  a=4⇔b=9;   a=5⇔b=8;

a=6⇔b=7;      a=7⇔b=6;    a=8⇔b=5;   a=9⇔b=4;  a=10⇔b=3;  a=11⇔b=2;

a=12⇔b=1;   a=13⇔b=0;

4 5 4