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Solution of problem N4481 probability theory
4481. From an urn, in which there are 30 white and 4 red balls, 3 balls are taken out at random. Find the probability that there are 2 red balls among them.
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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