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Solution of problem N4954 probability theory
4954. There are 12 parts in a box, 3 of which are non-standard. From the box sequentially, one after the other, take two parts. Find the probability that both parts are standard. Solved in two ways.
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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