Solution of problem N1577 probability theory

Solution of problem N1577 probability theory

1577. Two shooters fired one shot at the target. The probability of defeat of the target by each shooter is 0.9. Find the probability that a) both hands will hit the target, b) both miss the arrow, c) only one shooter will hit the target, d) at least one of the shooters will hit the target.

Additional information:

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