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MELYSSA10
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COD ROSU COD ROSU!!!ALARMA DE GRADUL 3!!!
A NEVOIE URGENT
Aflati multimea:
...d)D12∩D15
e)D3∪D21
f)D3∩D21
g)D10∪D30
h)D10∩D30
VA ROG AJUTATIMA SI REPEDEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Răspuns :

Kingmath28
D12 intersectat cu D15={3}
D3 reunit cu D21=D21
D3 intersectat cu D21={3}
D10 reunit cu D30= D30
D10 intersecta cu D30=D10
Veronicagabriela
d) D 12 intersectat cu D 15= 1,3,
D 12= 1,2,3,4,6,12
D 15= 1,3,5,15
e) D 3 reunit cu D 21= 1,3,21
D 3=1,3
D 21= 1,3,21
f) D 3 intersectat cu D 21= 1,3
g) D 10 reunit D 30=1,2,5,6,10,15,30
D 10= 1,2,5,10
D 30= 1,2,5,6,10,15,30
h) D 10 intersectat cu D 30= 1,2,5,10

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