Question: (a) If A = {1, 2, 3, 4, 5} and B = {w, x, y, z}, how many elements are there in P(A X B)?

(a) If A = {1, 2, 3, 4, 5} and B = {w, x, y, z}, how many elements are there in P(A X B)?
(b) Generalize the result in part (a).

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