Răspuns :
a |___|
b |___|1|
c |___|2|
[tex]1p+2p=3~parti[/tex]
[tex]4281-3=4278[/tex]
[tex]4278:3=1426~(a)[/tex]
[tex]1426+1=1427~(b)[/tex]
[tex]1426+2=1428~(c)[/tex]
b |___|1|
c |___|2|
[tex]1p+2p=3~parti[/tex]
[tex]4281-3=4278[/tex]
[tex]4278:3=1426~(a)[/tex]
[tex]1426+1=1427~(b)[/tex]
[tex]1426+2=1428~(c)[/tex]