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graciecastro210
graciecastro210 graciecastro210
  • 22-11-2015
  • Mathematics
Answered

Evaluate the factorial expression 20!/15!

Verified Answer :

Anonymous Anonymous
  • 22-11-2015

20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
15
14 13 12 11 10 9 8 7 6 5 4 3 2 1
ok so now u take out what is in common that leaves u with :
20
19 18 17 16 15 = 27,907,200
15 * 14 = 210
27,907,200 / 210 = 132,891.4286
hope this helps:)

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