Question

Sendo A = {1,2,3}, B = {4,5,6} e C = {2,3,4,5}, calcule [(A U B) - C] - (A U C):

Answer 1

A U B= {1,2,3,4,5,6}
C= {2,3,4,5}
[(A U B) - C]= {1,6}

A U C= {1,2,3,4,5}

[(A U B) - C] - (A U C): {2,3,4,5}