Question

(a,b) =4
a×b=112
(a,b) apartine { (...,..
) etc
Cu cazuri

Answer 1

a=4x , b=4y cu (x,y)=1 -prime intre ele
a*b=4x*4y=16xy=112
xy=112:16=7
atunci x=1, y=7
deci (a,b)=(4, 32)