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Solution of problem N4486 probability theory
4486. There are 5 white and 7 black balls in the urn. 2 balls are taken out of the urn. Find the probability that both balls will be white.
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
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