Question

Considere os intervalos A = [0,2] e B = ]– 2,2]. O conjunto (A U B) – (A ∩ B) é:
a) [ 0 , 2 ]
b) [ – 2 , 0 ]
c) ] – 2 , 0 [
d) { 2 }
e) ] – 2 , 2 [

Answer 1

B{-2,0}.-----------------------------------------