Question

4)determine o conjunto A tal que : B - A {5,8,2}, A - B {3,6}, e A∪B = {1,2,3,5,6,7,8}.
a)A={1,2,3,4}
b)A={4,3,2,1}
c)A={5,8,2,1}
d)A={8,2,1,7}
e)A={3,6,1,7}

Answer 1

A resposta é a letra (E) A={3,6,1,7}.