Lexi1516
Lexi1516 Lexi1516
  • 11-10-2017
  • Mathematics
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Please help me, I will give thanks.

Please help me I will give thanks class=

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choixongdong
choixongdong choixongdong
  • 11-10-2017
17! / 4! 13!
   17 x 16 x 15 x 14 x 13!
= -------------------------------
   4 x 3 x 2 x 1 x 13!

   17 x 16 x 15 x 14 
= -------------------------
   4 x 3 x 2 x 1 

    57120
= ----------
     24

= 2380

answer
C. 2380

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