11. Ten women attend a business luncheon. Each woman checks her coat and attache case. Upon leaving, each woman is given a coat and case
11. Ten women attend a business luncheon. Each woman checks her coat and attache case. Upon leaving, each woman is given a coat and case at random. (a) In how many ways can the coats and cases be distributed so that no woman gets either of her possessions? (b) In how many ways can they be distributed so that no woman gets back both of her possessions
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Step: 1
To solve this problem we need to consider concepts from combinatorial mathematics particularly derangements Part a For each woman we need to ensure th...
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Step: 2
Step: 3
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