FormosaMBA 傷心咖啡店 • 查看主题 - [問題]gwd 7-23

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FormosaMBA 傷心咖啡店 • 查看主题 - [問題]gwd 7-23

[問題]gwd 7-23

版主: shpassion, Traver0818

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[問題]gwd 7-23

由游客 » 2004-12-15 14:42

Q23:
For any integer k greater than 1, the symbol k* denotes the product of all the fractions of the form 1/t , where t is an integer between 1 and k, inclusive. What is the value of 5*/4* ?

A.5
B.5/4
C.4/5
D. 1/4
E. 1/5

這題在搞什麼???
看都無的...

游客

由 asicschu » 2004-12-15 15:19

這一題之前有人問過了...
就是這樣解的...
(1/1*1/2*1/3*1/4*1/5) / (1/1*1/2*1/3*1/4) = 1/5

朝自己夢想邁進... i77

i77

asicschu: 白金會員; 帖子: 2663; 注册: 2004-10-29 08:54; 地址: Pennsylvania, USA

由游客 » 2004-12-16 11:34

還是不懂耶.....
為什麼分子只算到1/5,分母只算到1/4???

游客

由 marco » 2004-12-16 16:39

你的原題有誤......解法及題目如下..
http://www.formosamba.com/phpBB3/viewtopic.php?t=1642

marco: 初級會員; 帖子: 33; 注册: 2004-09-08 17:21

由游客 » 2004-12-19 17:34

改過來了,,,感謝

游客

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