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頁次：3/11
每頁50條記錄，
本頁顯示101
到150，
共502
分頁：
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#跟帖# 答皆兄與１２３問:莫紹揆
[腦筋急轉] - jinjing(97 bytes )
2011-10-19
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S(n+1)=aS(n)+bS(n-1)，答皆兄與１２３問
[腦筋急轉] - jinjing(495 bytes )
2011-10-18
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#跟帖# 回複：嗬嗬，很聰明
[腦筋急轉] - jinjing(99 bytes )
2011-10-18
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#跟帖# 謝謝，我是說一般．
[腦筋急轉] - jinjing(0 bytes )
2011-10-17
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#跟帖# 對不起,壓後,一般不是橢圓.我們可這樣做.
[腦筋急轉] - jinjing(171 bytes )
2011-10-17
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#跟帖# 題是笑話,陳家的事...
[腦筋急轉] - jinjing(263 bytes )
2011-10-17
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#跟帖# 回複：這個很難，很想知道答案
[腦筋急轉] - jinjing(84 bytes )
2011-10-17
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#跟帖# 3*3^.5/4*ab.
[腦筋急轉] - jinjing(0 bytes )
2011-10-17
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#跟帖# 回複：純幾何方法繁...
[腦筋急轉] - jinjing(115 bytes )
2011-10-16
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#跟帖# 沒人答我的題,難過哦,老小老小,一點不假.
[腦筋急轉] - jinjing(44 bytes )
2011-10-16
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#跟帖# 純幾何方法繁...
[腦筋急轉] - jinjing(65 bytes )
2011-10-16
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#跟帖# 請猜下麵我的題,再給解法.
[腦筋急轉] - jinjing(0 bytes )
2011-10-16
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說了一句什麽話可得一百分,
[腦筋急轉] - jinjing(148 bytes )
2011-10-14
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#跟帖# b=2a,T(1)=T(2)=...T(i)=...=1should be a=2b,T(1)=T(2)=...T(i)=...
[腦筋急轉] - jinjing(38 bytes )
2011-10-14
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#跟帖# 回複："當m = 1，根據（1）和（2），D(1) = T(2) - T(1) = 1/2 = (-1)^2 / 2! "
[腦筋急轉] - jinjing(254 bytes )
2011-10-13
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#跟帖# D(k +1) = - D(k) / (k +2) =D(k-1)/(k+1)(k+2)= - D(k-2)/k(k+1)(k+
[腦筋急轉] - jinjing(150 bytes )
2011-10-13
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#跟帖# 我就是太強調2,糊塗判定發散...
[腦筋急轉] - jinjing(0 bytes )
2011-10-12
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#跟帖# 老人頑固啊...
[腦筋急轉] - jinjing(0 bytes )
2011-10-12
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#跟帖# 可用直接法.
[腦筋急轉] - jinjing(0 bytes )
2011-10-12
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#跟帖# 錯.
[腦筋急轉] - jinjing(0 bytes )
2011-10-12
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#跟帖# 糊塗到頂,給出了處處收斂的條件,..說不...
[腦筋急轉] - jinjing(0 bytes )
2011-10-12
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#跟帖# 回家了,給一個一般解.
[腦筋急轉] - jinjing(274 bytes )
2011-10-12
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#跟帖# Great, I was alittle bit drunk last day, If I were normal I woul
[腦筋急轉] - jinjing(0 bytes )
2011-10-11
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#跟帖# 請示答案.
[腦筋急轉] - jinjing(0 bytes )
2011-10-10
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#跟帖# Sorry, you lost 2^n......S(n+1) < 2nS(n) < ...2^n(n!)S(1)
[腦筋急轉] - jinjing(0 bytes )
2011-10-10
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#跟帖# Very good, but the type is different.
[腦筋急轉] - jinjing(116 bytes )
2011-10-10
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#跟帖# Ha,thank you, if the answer is Tra....number,The PS is wrong I''
[腦筋急轉] - jinjing(30 bytes )
2011-10-10
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#跟帖# This Q ,in fact,, is not good, If s!(1),s(2)>0,I think I'm right
[腦筋急轉] - jinjing(214 bytes )
2011-10-10
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#跟帖# 回複：設 S（n+1）=n*(S(n)+S(n-1))
[腦筋急轉] - jinjing(29 bytes )
2011-10-10
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#跟帖# 謝謝您的題目.
[腦筋急轉] - jinjing(0 bytes )
2011-10-07
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#跟帖# wxcfan123's answer can tell you how complex if we don't plus con
[腦筋急轉] - jinjing(0 bytes )
2011-10-07
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#跟帖# The detail of geometry is very good.
[腦筋急轉] - jinjing(142 bytes )
2011-10-06
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#跟帖# There are a lot of difficult SUDO if we insistant on pure logic.
[腦筋急轉] - jinjing(55 bytes )
2011-10-04
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#跟帖# A52=4,we can fix A12,A54,A58,A52=7only A12.
[腦筋急轉] - jinjing(139 bytes )
2011-10-04
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#跟帖# A52=4,wecan fix more box than 7, A82 also...
[腦筋急轉] - jinjing(24 bytes )
2011-10-04
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#跟帖# I can't dead Chinese in this CP, Please read my answer in bottom
[腦筋急轉] - jinjing(0 bytes )
2011-10-03
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#跟帖# 回複：有玩數獨的嗎？請教一個CASE。
[腦筋急轉] - jinjing(158 bytes )
2011-10-03
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#跟帖# 回複：有玩數獨的嗎？請教一個CASE。
[腦筋急轉] - jinjing(160 bytes )
2011-10-03
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#跟帖# A,B,C不等,是隱含條件.但不加,答案太多.太複雜.如2,1,3等等...有失趣味.
[腦筋急轉] - jinjing(36 bytes )
2011-09-30
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#跟帖# 平,平,交;2平麵平行都和第三平麵交,重重交: 2平麵重合與第三平麵交,不可能嗎?
[腦筋急轉] - jinjing(19 bytes )
2011-09-29
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#跟帖# 143555,143547,...X.
[腦筋急轉] - jinjing(0 bytes )
2011-09-29
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#跟帖# 高考1962年這道題引爭論.兩個平麵隻有 平行、相交倆種關係.扣一分.
[腦筋急轉] - jinjing(182 bytes )
2011-09-29
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#跟帖# Your model is from p(T)=P(H)=1/2. one time, the formular are
[腦筋急轉] - jinjing(203 bytes )
2011-09-29
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#跟帖# 同想.
[腦筋急轉] - jinjing(0 bytes )
2011-09-28
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#跟帖# you are right as the P(HHT)=P(HTT)=1/8,but My solution is for tw
[腦筋急轉] - jinjing(90 bytes )
2011-09-28
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#跟帖# If the game is one by one the first win, P(W)=0.5333...
[腦筋急轉] - jinjing(0 bytes )
2011-09-28
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#跟帖# 歡迎歸來,回壇糊塗人太多,腦壇太冷了.
[腦筋急轉] - jinjing(40 bytes )
2011-09-28
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#跟帖# 斷小姐的趣題改編,因答案太複雜.隻加一條A,B,C不等.
[腦筋急轉] - jinjing(58 bytes )
2011-09-27
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#跟帖# 回複：上網查了一下，本題確有三解如上所述。（本人回這題的最後一貼，因上網後就不是自己做的了)）
[腦筋急轉] - jinjing(0 bytes )
2011-09-27
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#跟帖# Please note "IF"
[腦筋急轉] - jinjing(0 bytes )
2011-09-26
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頁次：3/11
每頁50條記錄，
本頁顯示101
到150，
共502
分頁：
[上一頁]
[1]
[2]
[3]
[4]
[5]
[下一頁]
[>>]
[首頁]
[尾頁]
|
| 備份檔案：
當前
| 2023
| 2022
| 2021
| 2020
| 2019
| 2018
| 2017
| 2016
| 2015
| 2014
| 2013
| 2012
| 2011
| 2010
| 2009
| 2008
| 2007
| 2006
| 2005
| 2004
| 2003
|