Ex 22 pls repede va rog dau 20 p

Ex 22 Pls Repede Va Rog Dau 20 P class=

Răspuns :

A={0, 1, 2, 3, 4, 5}

B={1, 2, 3, 4, 5, 6}

C={0, 2, 4, 6, 8, 10,....}

AUB={0, 1, 2, 3, 4, 5, 6}

A intersectat B={1, 2, 3, 4, 5}

AUC={0, 1, 2, 3, 4, 5, 8, 10, 12,...}

CUB={0, 1, 2, 3, 4, 5, 6, 8, 10, 12,...}

A intersectat C={0, 2, 4}

C intersectat cu B ={2, 4, 6}

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