Question

I) 1,2,3.Multumesc e urgent

Answer 1

1.x={3,4,}

2.M={0,2,4,6,8} , cardinalul multimi M este 5 , fiinca are 5 elemente.

3.A={1,2,3}si B={3,4,5} atunci A∪B={1,2,3,4,5}.

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