Question

Sendo A={1, 2, 3, 4, 5}, B={3, 4, 5, 6, 7} e C={5, 6, 7, 8, 9} determine.

A∪B=
A∪C=
B∪C=
A∪B∪C=
A∩B=
A∩C=
C∩B=
A∩B∩C=
A-B=
B-C=
A-C=

Answer 1

Resposta:

Explicação passo-a-passo:

A∪B={1,2,3,4,5,6,7}

A∪C={1,2,3,4,5,6,7,8,9}

B∪C={3,4,5,6,7,8,9}

A∪B∪C={1,2,3,4,5,6,7,8,9}

A∩B={3,4,5}

A∩C={5}

C∩B={5,6,7}

A∩B∩C={5}

A-B={1,2}

B-C={3,4}

A-C= ∅