Solution of problem N3563 probability theory
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Product description
- In the urn there are 7 balls with numbers from 1 to 7. At random, one by one remove two balls without return. Find the probabilities of the following events: a) balls with numbers 1,4 will appear successively; b) the extracted balls will have numbers 1.4, regardless of the sequence in which they appeared.
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)