Solution of problem N1523 Bernoulli probability theory

Solution of problem N1523 Bernoulli probability theory

1523. The shop has 5 motors. For each motor, the probability that it is currently on is 0.8. Find the probability that at the moment there are at least 2 motors on.

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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