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Solution of problem N4372 probability theory
4372. The box contains 5 black and 2 red balls. Take out 2 balls at random. Find the probability that the following are taken out: a) two black balls; b) two red balls; c) balls of different colors.
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
Massimo86
exceeds: