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Care este cel mai mare factor prim de doua cifre al numarului : Combinari de 200 luate cate 100

Răspuns :

Răspuns:

[tex]C^{100} _{200}=\frac{200!}{100!*100!} =\frac{200*199*198*...*100*99*98*97*96*...*1}{(100*99*98*97*96*..*1)(100*99*98*97*96*..*1)}[/tex]

[tex]C^{100} _{200}=\frac{200*199*198*...*101}{(100*99*98*97*96*..*1)}[/tex]

[tex]C^{100} _{200}=\frac{2*199*2*...2*101}{(50*49*47*..*1)}[/tex]