Question

dados os conjuntos A={0,1,2,3}, B={0,2,3,5}, C={0,2,4,6,8} e D={5,7,9} determine:
a)A u B
b)A u D
c)B u D
d)C u D
e)(A u B) u C
f)(B u C) u D​

Answer 1

Resposta:

a) A u B

AuB= {0,1,2,3,5}.

b) A u D

AuD= {0,1,2,3,5,7,9}.

c) A u D

AuD= {0,2,3,5,7,9}.

d) C u D

CuD= {0,2,4,5,6,7,8,9}.

e) (A u B) u C

(AuB) u C=

{0,1,2,3,4,5,6,8}.

f) (B u C) u D

(B u C) u D=

{0,2,3,4,5,6,7,8,9}.

Espero ter ajudado.