标题:
one morn maths1
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作者:
suse
时间:
2002-10-26 13:07
标题:
one morn maths1
.(10)=2*4*6*8*10,What is the greatest prime factor of (20)+(22)?
答案:23
PS, i will take the test next month, need i just to see the JJ of this month?
作者:
猫猫头
时间:
2002-10-26 13:08
(20)+(22)=(20!)*(1+22)
is it clear now?
作者:
tongxun
时间:
2002-10-26 13:11
need i just to see the JJ of this month?
应该够了。
作者:
Kilroy
时间:
2002-10-26 15:36
不是说过这道题目答案是错的吗?
(20)+(22)=(20!)*(1+21*22)
作者:
tongxun
时间:
2002-10-26 15:38
kilroy: 小心啊。现在的条件又变了
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