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Question

What does Prn mean in math?


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Solution

Prn meaning:

  • Permutations are the arrangement of elements in a definite order.
  • Prn stands for the permutation.
  • The Prn formula gives the number of ways of selecting and arranging relements from a set of nelements.

Prn=n!n-r!, where nis the total number of elements and ris the number of elements that have to be arranged.


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