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Mathematics 17 Online
OpenStudy (anonymous):

what is 4 chooses 2

OpenStudy (anonymous):

\[^4C_2 \quad ??\]

OpenStudy (anonymous):

https://en.wikipedia.org/wiki/Combination there is your formula, where N is your 4 and K is your 2.

OpenStudy (anonymous):

\[\large ^nC_r = \frac{n!}{(n-r)! \cdot r!}\] Here n = 4 and r = 2, plug in and solve..

OpenStudy (anonymous):

@goformit100 what is the logic behind tagging all those names??

OpenStudy (dls):

\[\LARGE ^4C_2 \quad \] it is

OpenStudy (goformit100):

Sorry For it, i was done by me Bimistake.

OpenStudy (anonymous):

By mistake?? Good joke, laugh everybody..

OpenStudy (aravindg):

@waterineyes maybe this might help http://openstudy.com/updates/5155b047e4b0507ceba16a6c

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