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	<title>09-240:HW5 - Revision history</title>
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	<updated>2026-05-07T20:00:06Z</updated>
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	<entry>
		<id>https://drorbn.net/index.php?title=09-240:HW5&amp;diff=8302&amp;oldid=prev</id>
		<title>Drorbn at 22:03, 21 October 2009</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=09-240:HW5&amp;diff=8302&amp;oldid=prev"/>
		<updated>2009-10-21T22:03:28Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 18:03, 21 October 2009&lt;/td&gt;
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  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{09-240/Navigation}}&lt;/div&gt;&lt;/td&gt;
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  &lt;td colspan=&quot;2&quot; class=&quot;diff-empty diff-side-added&quot;&gt;&lt;/td&gt;
&lt;/tr&gt;
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  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br /&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br /&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* &#039;&#039;&#039;Reread&#039;&#039;&#039; sections 1.6, 1.7, and 2.1 in our textbook. Remember that reading math isn&#039;t like reading a novel! If you read a novel and miss a few details most likely you&#039;ll still understand the novel. But if you miss a few details in a math text, often you&#039;ll miss everything that follows. So reading math takes reading and rereading and rerereading and a lot of thought about what you&#039;ve read. Remember that your prof. thinks that section 1.7 is useless fun. Also, &#039;&#039;&#039;preread&#039;&#039;&#039; the rest of chapter 2, just to get a feel for the future.&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* &#039;&#039;&#039;Reread&#039;&#039;&#039; sections 1.6, 1.7, and 2.1 in our textbook. Remember that reading math isn&#039;t like reading a novel! If you read a novel and miss a few details most likely you&#039;ll still understand the novel. But if you miss a few details in a math text, often you&#039;ll miss everything that follows. So reading math takes reading and rereading and rerereading and a lot of thought about what you&#039;ve read. Remember that your prof. thinks that section 1.7 is useless fun. Also, &#039;&#039;&#039;preread&#039;&#039;&#039; the rest of chapter 2, just to get a feel for the future.&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
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  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br /&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br /&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* &#039;&#039;&#039;Solve&#039;&#039;&#039; problems &amp;lt;u&amp;gt;17&amp;lt;/u&amp;gt;, 18, 20, 23, 25, &amp;lt;u&amp;gt;26&amp;lt;/u&amp;gt;, &amp;lt;u&amp;gt;28&amp;lt;/u&amp;gt;&lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt; and&lt;/del&gt; &amp;lt;u&amp;gt;29a&amp;lt;/u&amp;gt; on pages 56-57 and problems 1, 2, &amp;lt;u&amp;gt;5&amp;lt;/u&amp;gt;, 13, &amp;lt;u&amp;gt;17&amp;lt;/u&amp;gt; and 18 on pages 74-76, but submit only your solutions of the underlined problems. This assignment is due at the tutorials on Thursday October 29.&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* &#039;&#039;&#039;Solve&#039;&#039;&#039; problems &amp;lt;u&amp;gt;17&amp;lt;/u&amp;gt;, 18, 20, 23, 25, &amp;lt;u&amp;gt;26&amp;lt;/u&amp;gt;, &amp;lt;u&amp;gt;28&amp;lt;/u&amp;gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;,&lt;/ins&gt; &amp;lt;u&amp;gt;29a&amp;lt;/u&amp;gt;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;, and 29b&lt;/ins&gt; on pages 56-57 and problems 1, 2, &amp;lt;u&amp;gt;5&amp;lt;/u&amp;gt;, 13, &amp;lt;u&amp;gt;17&amp;lt;/u&amp;gt; and 18 on pages 74-76, but submit only your solutions of the underlined problems. This assignment is due at the tutorials on Thursday October 29.&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;
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  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br /&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br /&gt;&lt;/td&gt;
&lt;/tr&gt;
&lt;tr&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* &#039;&#039;&#039;Just for fun.&#039;&#039;&#039; Decide if the vectors &amp;lt;math&amp;gt;\begin{pmatrix}8\\-3\end{pmatrix}&amp;lt;/math&amp;gt; and &amp;lt;math&amp;gt;\begin{pmatrix}5\\-2\end{pmatrix}&amp;lt;/math&amp;gt; are linearly dependent.&lt;/div&gt;&lt;/td&gt;
  &lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;
  &lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* &#039;&#039;&#039;Just for fun.&#039;&#039;&#039; Decide if the vectors &amp;lt;math&amp;gt;\begin{pmatrix}8\\-3\end{pmatrix}&amp;lt;/math&amp;gt; and &amp;lt;math&amp;gt;\begin{pmatrix}5\\-2\end{pmatrix}&amp;lt;/math&amp;gt; are linearly dependent.&lt;/div&gt;&lt;/td&gt;
&lt;/tr&gt;

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&lt;/table&gt;</summary>
		<author><name>Drorbn</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=09-240:HW5&amp;diff=8270&amp;oldid=prev</id>
		<title>Drorbn at 00:57, 20 October 2009</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=09-240:HW5&amp;diff=8270&amp;oldid=prev"/>
		<updated>2009-10-20T00:57:19Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{09-240/Navigation}}&lt;br /&gt;
{{In Preparation}}&lt;br /&gt;
&lt;br /&gt;
* &amp;#039;&amp;#039;&amp;#039;Reread&amp;#039;&amp;#039;&amp;#039; sections 1.6, 1.7, and 2.1 in our textbook. Remember that reading math isn&amp;#039;t like reading a novel! If you read a novel and miss a few details most likely you&amp;#039;ll still understand the novel. But if you miss a few details in a math text, often you&amp;#039;ll miss everything that follows. So reading math takes reading and rereading and rerereading and a lot of thought about what you&amp;#039;ve read. Remember that your prof. thinks that section 1.7 is useless fun. Also, &amp;#039;&amp;#039;&amp;#039;preread&amp;#039;&amp;#039;&amp;#039; the rest of chapter 2, just to get a feel for the future.&lt;br /&gt;
&lt;br /&gt;
* &amp;#039;&amp;#039;&amp;#039;Solve&amp;#039;&amp;#039;&amp;#039; problems &amp;lt;u&amp;gt;17&amp;lt;/u&amp;gt;, 18, 20, 23, 25, &amp;lt;u&amp;gt;26&amp;lt;/u&amp;gt;, &amp;lt;u&amp;gt;28&amp;lt;/u&amp;gt; and &amp;lt;u&amp;gt;29a&amp;lt;/u&amp;gt; on pages 56-57 and problems 1, 2, &amp;lt;u&amp;gt;5&amp;lt;/u&amp;gt;, 13, &amp;lt;u&amp;gt;17&amp;lt;/u&amp;gt; and 18 on pages 74-76, but submit only your solutions of the underlined problems. This assignment is due at the tutorials on Thursday October 29.&lt;br /&gt;
&lt;br /&gt;
* &amp;#039;&amp;#039;&amp;#039;Just for fun.&amp;#039;&amp;#039;&amp;#039; Decide if the vectors &amp;lt;math&amp;gt;\begin{pmatrix}8\\-3\end{pmatrix}&amp;lt;/math&amp;gt; and &amp;lt;math&amp;gt;\begin{pmatrix}5\\-2\end{pmatrix}&amp;lt;/math&amp;gt; are linearly dependent.&lt;br /&gt;
&lt;br /&gt;
&amp;lt;center&amp;gt;&amp;#039;&amp;#039;&amp;#039;How Can This Be?&amp;#039;&amp;#039;&amp;#039;&amp;lt;/center&amp;gt;&lt;br /&gt;
[[Image:How Can This Be.png|thumb|350px|center|Two congruent triangles are assembled using congruent pieces, yet one is bigger than the other]]&lt;/div&gt;</summary>
		<author><name>Drorbn</name></author>
	</entry>
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