Răspunsuri

2014-03-22T22:15:44+02:00
A:b=3,r(2) => a=3b+2 => a=3*(3c+2) => a=9c+6
b:c=3,r(2) => b=3c+2
a-c=160
9c+6-c=160
8c=154
c=154:8
c=19,r(2) -> imposibil ...