mckinneypaige5999 mckinneypaige5999
  • 27-05-2018
  • Mathematics
contestada

How many ways can 7 books be arranged on a shelf 5 at a time?

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altavistard
altavistard altavistard
  • 31-05-2018
Symbolically, write this:

   C
7     5.  Know how to evaluate that?


C stands for "combination."
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