Comments on: 一道一直不会的中学物理题 http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/ There's more than one way to do it Tue, 06 Jan 2009 23:40:04 +0000 http://wordpress.org/?v=2.6.2 By: Drew http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-11351 Drew Sun, 22 Jul 2007 23:06:47 +0000 http://www.guiguan.net/?p=11#comment-11351 <strong>Drew...</strong> In few years we will see a result... Drew…

In few years we will see a result…

]]> By: Gui Guan http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-52 Gui Guan Sat, 19 Aug 2006 01:46:29 +0000 http://www.guiguan.net/?p=11#comment-52 432是正确答案~~ 432是正确答案~~

]]> By: tao http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-29 tao Mon, 07 Aug 2006 18:15:55 +0000 http://www.guiguan.net/?p=11#comment-29 432的答案错的。 不用算了，本来就不合逻辑。 本来我是沙发的，可是算了一个数字发上去，回头一想是错的，怕丢人，就拜托他给删了。。。 432的答案错的。
不用算了，本来就不合逻辑。
本来我是沙发的，可是算了一个数字发上去，回头一想是错的，怕丢人，就拜托他给删了。。。

]]> By: vincent http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-28 vincent Sat, 05 Aug 2006 12:32:12 +0000 http://www.guiguan.net/?p=11#comment-28 同意！！！桂冠太笨～～呵呵 同意！！！桂冠太笨～～呵呵

]]> By: 许茂怡 http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-24 许茂怡 Tue, 01 Aug 2006 14:41:24 +0000 http://www.guiguan.net/?p=11#comment-24 。。。。。。一做物理就想起周成金叔叔。。。 。。。。。。一做物理就想起周成金叔叔。。。

]]> By: Phoenix_LiHaojing http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-23 Phoenix_LiHaojing Tue, 01 Aug 2006 14:36:56 +0000 http://www.guiguan.net/?p=11#comment-23 桂冠太笨！ 桂冠太笨！

]]> By: guiguan http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-22 guiguan Tue, 01 Aug 2006 10:25:15 +0000 http://www.guiguan.net/?p=11#comment-22 厉害 我晕~~ 厉害 我晕~~

]]> By: YFB3250 http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-21 YFB3250 Tue, 01 Aug 2006 04:12:47 +0000 http://www.guiguan.net/?p=11#comment-21 吃火锅了 吃火锅了

]]> By: YFB3250 http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-20 YFB3250 Tue, 01 Aug 2006 04:08:22 +0000 http://www.guiguan.net/?p=11#comment-20 设人速度为a,对速度为b.(a>b) 120/a+b[人从末到首所用时], 120/a-b[人从首到末所用时], 240a(2)/a(2)-b(2)[人走路程表达式1] 288a/b[人走路程表达式2] 上述两式相等,在化简6a(2)-5ab-6b(2)=0,(2a-3b)(3a+2b)=0. 得a=3/2b,代入人走路程表达式其一,等答案为:432 设人速度为a,对速度为b.(a>b)

120/a+b[人从末到首所用时],
120/a-b[人从首到末所用时],
240a(2)/a(2)-b(2)[人走路程表达式1]
288a/b[人走路程表达式2]
上述两式相等,在化简6a(2)-5ab-6b(2)=0,(2a-3b)(3a+2b)=0.
得a=3/2b,代入人走路程表达式其一,等答案为:432

]]> By: Kibin913 http://blog.guiguan.net/2006/07/%e4%b8%80%e9%81%93%e4%b8%80%e7%9b%b4%e4%b8%8d%e4%bc%9a%e7%9a%84%e4%b8%ad%e5%ad%a6%e7%89%a9%e7%90%86%e9%a2%98/#comment-17 Kibin913 Tue, 01 Aug 2006 02:23:00 +0000 http://www.guiguan.net/?p=11#comment-17 偶来坐沙发了..-_-其实偶刚来过的..真是..哎.. 物理..偶的天敌啊..天哪..恐怖..想着就恐怖... 以后表提到它了啊~~~~~~~~(只管沙发..舒服>_ 偶来坐沙发了..-_-其实偶刚来过的..真是..哎..
物理..偶的天敌啊..天哪..恐怖..想着就恐怖…
以后表提到它了啊~~~~~~~~(只管沙发..舒服>_

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