Cineva?????????????
![Cineva class=](https://ro-static.z-dn.net/files/d54/52c571f413c324b645a3d4a864088cf9.jpg)
Răspuns:
Explicație pas cu pas:
[tex]\frac{18}{x}[/tex] ∈N , x∈N*
x∈{1; 2; 3; 6; 9; 18}