Let A = {t, u, v, w}, and let s, be the set of all subsets of A that do not contain w, and s, the set of all subsets of A that %3D (a) Find S,- (Enter your answer in set-roster notation. Enter EMPTY or Ø for the empty set.) (b) Find S. (Enter your answer in set-roster notation. Enter EMPTY or ø for the empty set.) (c) Are S, and s, disjoint? O Yes O No (d) Compare the sizes of S, and S,. S, has elements, ands, has elements. Therefore, the size of S, --Select-- v th (e) How many elements are in S, U S,?

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