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Let the nine different letters A, B, C… I {1, 2, 3, …, 9}. Then find the probability that product (A - 1)(B - 1) … (I - 9) is an even number.
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Question Text | Let the nine different letters A, B, C… I {1, 2, 3, …, 9}. Then find the probability that product (A - 1)(B - 1) … (I - 9) is an even number. |