Asked by Keisha


Compute C8,3
Answered by Reiny
C(8,3) = 8!/(5!3!) = 56

on my calculator I have a key called
<sub>n</sub> C <sub>r</sub>
which is the same as C(n,r)

so enter:

8
2nd
<sub>n</sub> C <sub>r</sub> , (on my SHARP it is on the frame above the 5)
3
=

you should get the 56
Answered by Bea
Calculate c (6 4)
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