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Fantezi Cebir => Fantezi Cebir => Konuyu başlatan: stuart clark - Mart 08, 2013, 05:33:00 öö
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If (http://latex.codecogs.com/gif.latex?\bf{\displaystyle%20A%20=%20\sum_{r=0}^{24}\binom{100}{r}.\binom{100}{4r+2}}) and (http://latex.codecogs.com/gif.latex?\bf{\displaystyle%20\displaystyle%20B%20=%20\sum_{r=1}^{25}\binom{200}{8r-6}}$). Then (http://latex.codecogs.com/gif.latex?\bf{\displaystyle%20\displaystyle%20\frac{A}{B}=}$)
where (http://latex.codecogs.com/gif.latex?\bf{\displaystyle%20\displaystyle%20\binom{n}{r}=\frac{n!}{r!.(n-r)!}}$)