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Solution of problem N2899 probability theory
2899. In a group of 30 students. 8 students are not prepared for the lesson. 3 students are randomly called. Find the probability that the two are prepared, and the third is not.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
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