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Mathematics, 08.02.2021 23:20 carrie85

A39 Seven people are seated in a row. They all get up and sit down again in random order. What is the probability that the two people originally seated at the two ends are no longer at the ends after they sit down again?

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A39 Seven people are seated in a row. They all get up and sit down again in random order. What is th...
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