卷別基礎數學選擇國立中興大學 2025 · 考試 · 第 19 題 考科離散數學(2 points) In a four-player bridge game, if A and B get seven spades, what is the probability that C gets four spades?(A)(64)(209)(2613)\dfrac{\binom{6}{4}\binom{20}{9}}{\binom{26}{13}}(1326)(46)(920)(B)(64)(469)(5213)\dfrac{\binom{6}{4}\binom{46}{9}}{\binom{52}{13}}(1352)(46)(946)(C)(64)(469)(2613)\dfrac{\binom{6}{4}\binom{46}{9}}{\binom{26}{13}}(1326)(46)(946)(D)(64)(209)(5213)\dfrac{\binom{6}{4}\binom{20}{9}}{\binom{52}{13}}(1352)(46)(920)(E)(53)(5213)\dfrac{\binom{5}{3}}{\binom{52}{13}}(1352)(35)標準解析AI 已複查顯示標準解析 上一題第 18 題第 20 題下一題