史上最难的三个趣味数学题！(脑子灵光的请进！)

Vongchong

<P><FONT size=3><FONT color=#ff0099><FONT face=黑体>题目一:这是一个不成立的等式,动其中的一根,让等式成立!(别写什么1++1噢?)呵呵,上学时有这样的题目吗?所以,认真想,不是那么容易的!<BR _extended="true"><WBR _extended="true"></WBR _extended="true"></FONT></FONT></FONT><A href="http://photo.store.qq.com/http_imgload.cgi?/rurl2=1ac73825afdf4c97a7960cfbfdf341b0e49ebd3c8e219f706bee7b3a4739337009f24b3646852a425eb3c393f36467f6257ec98d608d6ac1f020fcf753c7c12805370a26863b5a43953ceedbb6564d99ad340b7e" target=_blank _extended="true"><FONT face=黑体 color=#ff0099 size=3><IMG height=169 src="http://photo.store.qq.com/http_imgload.cgi?/rurl2=1ac73825afdf4c97a7960cfbfdf341b0e49ebd3c8e219f706bee7b3a4739337009f24b3646852a425eb3c393f36467f6257ec98d608d6ac1f020fcf753c7c12805370a26863b5a43953ceedbb6564d99ad340b7e" width=500 border=0 _extended="true"></FONT></A><WBR _extended="true"></WBR _extended="true"><BR _extended="true"><BR _extended="true"><BR _extended="true"><FONT style="LINE-HEIGHT: 1.3em" face=黑体 color=#ff0099 size=3 _extended="true">题目二:&nbsp; </FONT></P>
<P><FONT style="LINE-HEIGHT: 1.3em" face=黑体 color=#ff0099 size=3 _extended="true"><FONT face=Tahoma color=#181818>题目</FONT>2-1） 2&nbsp; 4&nbsp; 10&nbsp;&nbsp; 10&nbsp;</FONT> <WBR _extended="true"></WBR _extended="true"><BR _extended="true"><FONT style="LINE-HEIGHT: 1.3em" face=黑体 color=#ff0099 size=3 _extended="true">用这四个数字,加减乘除都可以,组成一个等式,结果要算出24 (只能用加减乘除噢!!不能用平方等等算法.....)</FONT></P>
<P><FONT face=黑体 color=#ff0099 size=3></FONT>&nbsp;</P>
<P>题目<FONT face=黑体 color=#ff0099 size=3>2-2）</FONT> 2&nbsp;&nbsp; 5&nbsp;&nbsp; 8&nbsp;&nbsp; 10 </P>
<P><FONT face=黑体 color=#ff0099 size=3>用这四个数字,加减乘除都可以,组成一个等式,结果要算出24 (只能用加减乘除噢!!不能用平方等等算法.....)</FONT></P>
<P>&nbsp;</P>
<P>题目<FONT face=黑体 color=#ff0099 size=3>2-3）</FONT>: 2&nbsp;&nbsp; 4&nbsp;&nbsp; 5&nbsp;&nbsp; 7 </P>
<P><FONT face=黑体 color=#ff0099 size=3>用这四个数字,加减乘除都可以,组成一个等式,结果要算出24 (只能用加减乘除噢!!不能用平方等等算法.....)</FONT></P>
<P>&nbsp;</P>
<P>题目<FONT face=黑体 color=#ff0099 size=3>2-4）</FONT>: 2&nbsp;&nbsp; 5&nbsp;&nbsp; 10&nbsp;&nbsp; 10 </P>
<P><FONT face=黑体 color=#ff0099 size=3>用这四个数字,加减乘除都可以,组成一个等式,结果要算出24 (只能用加减乘除噢!!不能用平方等等算法.....)</FONT></P>
<P><FONT face=黑体 color=#ff0099 size=3></FONT><BR _extended="true"><BR _extended="true"><FONT style="LINE-HEIGHT: 1.3em" face=黑体 color=#ff0099 size=3 _extended="true">题目三:</FONT><WBR _extended="true"></WBR _extended="true"> <FONT style="LINE-HEIGHT: 1.3em" face=黑体 color=#ff0099 size=3 _extended="true">动其中的两根,让图形变成一个菱形</FONT><WBR _extended="true"></WBR _extended="true"><BR _extended="true"><WBR _extended="true"></WBR _extended="true"><A href="http://photo.store.qq.com/http_imgload.cgi?/rurl2=5a66a545af18c3fa431caa95a121da91b97e164ededfb0caec0a544d3322275c067196418f2d416e23856e6bc4d6072ed7dc06b0f4cfda6886f1da69a3099aea47ec57838fcf5ad14f098b7c6fd1115d40e9eb6b" target=_blank _extended="true"><IMG height=553 src="http://photo.store.qq.com/http_imgload.cgi?/rurl2=5a66a545af18c3fa431caa95a121da91b97e164ededfb0caec0a544d3322275c067196418f2d416e23856e6bc4d6072ed7dc06b0f4cfda6886f1da69a3099aea47ec57838fcf5ad14f098b7c6fd1115d40e9eb6b" width=300 border=0 _extended="true"></A><WBR _extended="true"></WBR _extended="true">&nbsp;</P>

[ 本帖最后由 Vongchong 于 12.9.2007 14:49 编辑 ]

vanhch

还是赌通宝来的刺激

kangson

<P>

原帖由 <I>夏秋冬</I> 于 14.9.2007 11:55 发表 <A href="http://www.kaiyuan.de/forum/redirect.php?goto=findpost&amp;pid=1437531&amp;ptid=197968" target=_blank><IMG onmousewheel="return imgzoom(this);" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" alt="" src="http://www.kaiyuan.de/forum/images/common/back.gif" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" border=0></A> 肯定有解，程序估计哪里还有漏洞没有考虑全。从来不忽悠不熟的人，大可放心。

</P>
<P>这样啊。<IMG alt="" src="http://www.kaiyuan.de/forum/images/smilies/PIG4.gif" border=0 smilieid="56"> <IMG alt="" src="http://www.kaiyuan.de/forum/images/smilies/PIG4.gif" border=0 smilieid="56"> </P>
<P>把答案用短消息发给我吧，我可以检查一下到底是那种情况没考虑，先谢谢了</P>

夏秋冬

肯定有解，程序估计哪里还有漏洞没有考虑全。从来不忽悠不熟的人，大可放心。

kangson

<P>

原帖由 <I>夏秋冬</I> 于 13.9.2007 20:01 发表 <A href="http://www.kaiyuan.de/forum/redirect.php?goto=findpost&amp;pid=1436866&amp;ptid=197968" target=_blank><IMG onmousewheel="return imgzoom(this);" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" alt="" src="http://www.kaiyuan.de/forum/images/common/back.gif" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" border=0></A> &nbsp; 是3 3 8 8&nbsp;&nbsp;&nbsp;&nbsp; 是 &nbsp; &nbsp; 有的

</P>
<P>3 3 8 8 有解？只用 + - * / ，不用其他的运算法则？</P>
<P>我不相信，我觉得你在忽悠我。强烈要求答案。。。。。</P>
<P>如果能赌的话，我愿意赌5个通宝，呵呵</P>
<P><IMG alt="" src="http://www.kaiyuan.de/forum/images/smilies/Scolded.gif" border=0 smilieid="53">&nbsp;<IMG alt="" src="http://www.kaiyuan.de/forum/images/smilies/xu.gif" border=0 smilieid="50"> <IMG alt="" src="http://www.kaiyuan.de/forum/images/smilies/xu.gif" border=0 smilieid="50"> </P>

夏秋冬

<P>

原帖由 <I>Vongchong</I> 于 12.9.2007 23:34 发表 <A href="http://www.kaiyuan.de/forum/redirect.php?goto=findpost&amp;pid=1435790&amp;ptid=197968" target=_blank><IMG onmousewheel="return imgzoom(this);" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" alt="" src="http://www.kaiyuan.de/forum/images/common/back.gif" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" border=0></A> &nbsp; 1&nbsp; 1&nbsp;&nbsp; 5&nbsp;&nbsp; 5 no result&nbsp;&nbsp;

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<P>&nbsp;</P>
<P>是1 5 5 5</P>
<P>&nbsp;</P>
<P>

原帖由 <I>Vongchong</I> 于 12.9.2007 23:34 发表 <A href="http://www.kaiyuan.de/forum/redirect.php?goto=findpost&amp;pid=1435792&amp;ptid=197968" target=_blank><IMG onmousewheel="return imgzoom(this);" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" alt="" src="http://www.kaiyuan.de/forum/images/common/back.gif" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" border=0></A> K是13么？ <IMG alt="" src="http://www.kaiyuan.de/forum/images/smilies/Surrender.gif" border=0 smilieid="48">

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<P>&nbsp;</P>
<P>是</P>
<P>&nbsp;</P>
<P>

原帖由 <I>kangson</I> 于 13.9.2007 14:40 发表 <A href="http://www.kaiyuan.de/forum/redirect.php?goto=findpost&amp;pid=1436466&amp;ptid=197968" target=_blank><IMG onmousewheel="return imgzoom(this);" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" alt="" src="http://www.kaiyuan.de/forum/images/common/back.gif" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" border=0></A> &nbsp; 3 3 8 8， 应该无解！

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<P>&nbsp;</P>
<P>有的</P>

雨丝

标准答案在哪呢～～～～～～

Vongchong

咱们处这么经典的题，都没有给分呢！

白出了！

kangson

<P>

原帖由 <I>夏秋冬</I> 于 12.9.2007 22:07 发表 <A href="http://www.kaiyuan.de/forum/redirect.php?goto=findpost&amp;pid=1435592&amp;ptid=197968" target=_blank><IMG onmousewheel="return imgzoom(this);" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" alt="" src="http://www.kaiyuan.de/forum/images/common/back.gif" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" border=0></A> &nbsp; 6/（5/4-1）=24 &nbsp; 出几个经典的，知道答案的就不要说了，不知道的可以做一下 &nbsp; 4 4 10 10 1 5 5 5 3 3 7 7 3 7 9 K 3 3 8 8 &nbsp; 没奖励，玩玩吧

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<P>&nbsp;</P>
<P>3 3 8 8， 应该无解！</P>

AlterWerther

看来科学技术还是先进生产力。。。