haru7897 haru7897
  • 06-04-2024
  • Mathematics
contestada

One mapping is selected at random from all mappings of the set S={1,2,3,....n} into itself. If the probability that the mapping is one-one is 3/32, then the value of n is
a. 2
b. 3
c. 4
d. none of these

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