Question

Seja A = {1,2,3,4,5,6,7,8,9,10} e B = {1,3,5,7,9,11,13}.

a) Determine A u B e A n B

b) Determine A - B

c) Determine B - A

Answer 1

a) A u B { 1,2,3,4,5,6,7,8,9,10,11,13}   A n B  {1,3,5,7,9}
b) A - B {2,4,6,8,10}
c) B - A {11,13}