Question

Ajutatima la exercitiul 12
Va rog

Answer 1

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

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

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

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

e)AnB = {5}

f)CnB = {8}

h)BnK = {5,7}

i)A/K = {4}

j)C/A = {2,8}

k)K/B = {1,3}

l)K/A = {1,7}