Răspuns :

LoreDana360id

Răspuns:

D12={1,2,3,4,6,12}

D16={1,2,4,8,16}

D12intersectatD16={1,2,4}

D8={1,2,4,8}

D15={1,3,5,15}

D8 reunit D15={1}

M2={0,2,4,6,8,10,12,14,16,18,20.....}

M3={0,3,6,9,12,15,18,21,24....}

M2 inters M3={0,6,12,18,24,30....}

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