搜尋結果

  1. 57145848
    6! = 26 × 5 × 4 × 3 × 2 × 1 = 720
    作者: nickname-slk-215230, 2015-01-17, 4 個回复, 所屬版塊: 數學
  2. 57145848
    6! = 26 × 5 × 4 × 3 × 2 × 1 = 720 ???
    作者: nickname-slk-215230, 2015-01-17, 2 個回复, 所屬版塊: 數學