（答案在Prep讨论区找到了）请教Prep Practice Test 1 数学题一道

conradlxl

For every positive even integar n, the function h(n) is defined to be the product of all the even integars from 2 to n, inclusive. If p is the smallest prime factor of h(100)+1, then p is:

1. between 2 and 10
2. between 10 and 20
3. between 20 and 30
4. between 30 and 40
5. greater than 40

数学丢的太久了，不知如何下手了，虚心向G友请教了，见笑了，谢谢了！

答案在Prep讨论区找到了，谢谢了，看来先要好好研究一下CD呀

[此贴子已经被作者于2008-1-17 5:53:16编辑过]