juli715
juli715 juli715
  • 12-07-2018
  • Mathematics
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*helpppp*

Evaluate 15^C9

(11C9)

helpppp Evaluate 15C9 11C9 class=

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konrad509
konrad509 konrad509
  • 12-07-2018

[tex] _{15}C_9=\dfrac{15!}{9!6!}=\dfrac{10\cdot11\cdot12\cdot13\cdot14\cdot15}{2\cdot3\cdot4\cdot5\cdot6}=5005 [/tex]

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