Was given A = ]– 5, 2], B = [– 6, 6] e C = ]– ∞, 2], so (A ⋃ B) ⋂ C is:
a) [2, 6]
b) ]– ∞, – 5]
c) ]– 5, 2]
d) [– 6, 2]
e) ]– ∞, 6]
A U B = [ -6 , 6 ]
(A U B) ∩ C = [ -6 6 ] ∩ ] -inf, 2 ] = [ -6, 2]
+16 
