1.

Npr =n!/(n-r)!,n>=r​

Answer»

ANSWER:

hiiiiiiiiiiiuuuuiiuuuuiiuuuuiiiiiiiiiii

Step-by-step EXPLANATION:

hiiiiiiiiiiiuuuuiiuuuuiiuuuuiiiiiiiiiii

  • hiiiiiiiiiiiuuuuiiuuuuiiuuuuiiiiiiiiiii
  1. hiiiiiiiiiiiuuuuiiuuuuiiuuuuiiiiiiiiiii
  2. hiiiiiiiiiiiuuuuiiuuuuiiuuuuiiiiiiiiiii


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