Question

Ex 7

Să se scrietoate submultimile multimii D20 intersectat cu D30

Answer 1

D20={1,2,4,5,10,20}
D30={1,2,3,5,6,10,15,30}
D20 intersect D30={1,2,5,10}
submultimi:
{(1,2),(1,5),(1,10),(2,5),(2,10),(5,10),(1,2,5),(2,5,10),(1,5,10),(1,2,10)}