10. We say A1, A2, ..., An is a partition of S if ∪(Ai) = S and Ai ∩ Aj = ∅ (i.e., combining the Ai gives you S back, but the Ai's don't overlap). Define these sets, where k is an arbitrary integer: A0 = {x : x = 2k}, A1 = {x : x = 4k + 1}, A2 = {x : x = 4k + 3}. Is {A0, A1, A2} a partition of Z?