Question

rezolvare rapida ,dau corona

Answer 1

Explicație pas cu pas:

A={1,3,5,7,9}

B={1,2}

C={0,1,2,3}

AUB={1,2,3,5,7,9}

A intersectat cu B={1}

A intersectat cu C={1,3}

A\B={3,5,7,9}

B\C=○

AUBUC={0,1,2,3,5,7,9}

A intersectat cu B intersectat cu C={1}