【费费数学】第三部分（36-40）

Aren

39) Anyone can tell me how I can get A?

freemind301

39: x,y,z, are continuous integers, then they should be
     "even, odd, even" or  "odd, even, odd" 偶乘偶为偶, 奇乘奇为奇, 所以1成立,
      (2) 中, 只要有一个是偶数能被4整除就可以, 但不能确定X是偶数.
     

xiangxiang500

can anyone tell me how to get 8 on question 38?

thanks

miejue

以下是引用xiangxiang500在2003-11-3 8:40:00的发言：
can anyone tell me how to get 8 on question 38?

thanks

10!＝1×3×5×7×9×2×2^2(4)×2×3(6)×2^3(8)×2×5(10) 2的幂和为8

xiangxiang500

thanks!