kyrarichins
kyrarichins
30-07-2017
Mathematics
contestada
I'm not sure what this is exactly?
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konrad509
konrad509
30-07-2017
[tex]_nC_k=_nC_{n-k}[/tex]
so
[tex]_{100}C_{98}=_{100}C_{100-98}=_{100}C_2=4,950[/tex]
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jdoe0001
jdoe0001
30-07-2017
[tex]\bf _nC_r=\cfrac{n!}{r!(n-r)!}\\\\\\ _{100}C_2=\cfrac{100!}{2!(100-2)!}\qquad\qquad _{100}C_{98}=\cfrac{100!}{98!(100-98)!}[/tex]
Answer Link
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