Question

Sendo U = {1,2,3,4,5,6,7,8,9}, A = {1,3,5,7,9}, B = {2,4,6,8}, C = {1,2,3,4,5} calcule:

a) {1,2,3,4,5,7,9}

b) {1,2,3,4,5,6,8}

c) { } = Ø

d) {1,3,5}

e) {7,9}

f) {2,4}

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

h) {2,4,6,8} = B

i) {2,4,6,8}

j) {6,7,8,9}

k) AUB = {1,2,3,4,5,6,7,8,9}

(AUB)c = { } = Ø


l) A∩C = {1,3,5}

(A∩C)c = {2,4,6,7,8,9}

Answer 1

Resposta:

A resposta é: A=1,3,5,7,9

B=2,4,68