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# xCx.... as in 5C3 = 10

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Manager
Joined: 05 Dec 2005
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Location: Manhattan Beach, CA
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xCx.... as in 5C3 = 10 [#permalink]  01 Jun 2006, 20:02
xCx.... as in 5C3 = 10.
Manager
Joined: 19 Apr 2006
Posts: 231
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Kudos [?]: 1 [0], given: 0

Re: What do you guys mean when you write... [#permalink]  01 Jun 2006, 20:04
consultinghokie wrote:
xCx.... as in 5C3 = 10.

(5*4*3)/(3*2*1) = 10
Manager
Joined: 05 Dec 2005
Posts: 92
Location: Manhattan Beach, CA
Followers: 1

Kudos [?]: 0 [0], given: 0

so, translated =

5!/3!(5-3)!

thanks
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