Question

seturi date A = {3,4,5}, B = {5,6,7,8,} C = {2,4,8} K = {1,3,5,7} Găsiți: a) AUB; AUK; BUC; CUK;​

Answer 1

Salut!

A={3,4,5}

B={5,6,7,8}

C={2,4,8}

K={1,3,5,7}

A∪B={3,4,5,6,7,8}

A∪K={1,3,4,5,7}

B∪C={2,4,5,6,7,8}

C∪K={1,2,3,4,5,7,8}

Succes!

Answer 2

AUB={3,4,5,6,7,8}

AUK={1,3,4,5,7}

BUC={2,4,5,6,7,8}

CUK={1,2,3,4,5,7,8}