Răspunsuri

2014-11-07T19:33:12+02:00
Scadem relatiile si obtinem ab-bc=b(a-c)=79-49=30
2 3 2
2014-11-07T19:33:54+02:00
A*b=79 b*c=49
daca le scadem vine: b*a-b*c=b(a-c)=79-49=30
1 5 1