Răspunsuri

2014-04-10T17:12:56+03:00
X=k/1/2 => x=2k
y=k/1/3 => y=3k

2k+3k=20
5k=20
k=20:5
k=4

x=2*4=> x=8
y=3*4 => y=12
8+6=20?
? de la ce te-ai luat?
ai modificat raspunsul deci nu mai zice ca l-am luat de la tine
2014-04-10T17:13:18+03:00
X,y i.p 1/2 ,1/3 ⇒x*1/2=y*1/3=k
x/2=y/3=k
x=2k  y=3k
2k+3k=20
5k=20
k=4
x=8  y=12
x=2³
y=2²*3
(x,y)=2²=4