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		<title>1.5 Lösning 5c - Versionshistorik</title>
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		<updated>2026-06-27T00:16:25Z</updated>
		<subtitle>Versionshistorik för denna sida på wikin</subtitle>
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	<entry>
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		<title>Taifun den 10 mars 2011 kl. 14.00</title>
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				<updated>2011-03-10T14:00:14Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;tr style='vertical-align: top;'&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;← Äldre version&lt;/td&gt;
				&lt;td colspan='2' style=&quot;background-color: white; color:black; text-align: center;&quot;&gt;Versionen från 10 mars 2011 kl. 14.00&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;::&amp;lt;math&amp;gt;\begin{align} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;(2&lt;/del&gt;^x + &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;2^{x-&lt;/del&gt;1}&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;) \cdot &lt;/del&gt;{&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;2 &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;over 3&lt;/del&gt;}&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\; &lt;/del&gt;&amp;amp; = \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;; 32&amp;#160; &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;qquad \; | \; \cdot &lt;/del&gt;{3 \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;over 2&lt;/del&gt;} &lt;del class=&quot;diffchange diffchange-inline&quot;&gt; &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;::&amp;lt;math&amp;gt;\begin{align} &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;8&lt;/ins&gt;^&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{3\,&lt;/ins&gt;x+1} &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;- 8^&lt;/ins&gt;{&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;3&lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;,x&lt;/ins&gt;} &amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;448&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/ins&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; 2&lt;/del&gt;^&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;x + 2&lt;/del&gt;^{x&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-1&lt;/del&gt;} &amp;amp; = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\; 48&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/del&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; 8^&lt;/ins&gt;{3\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;,x&lt;/ins&gt;} \&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;cdot 8&lt;/ins&gt;^&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;1 - 8&lt;/ins&gt;^{&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;3\,&lt;/ins&gt;x} &amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;448&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/ins&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  2^x + 2^x \cdot 2&lt;/del&gt;^{&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;-1} &amp;amp; = &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;; 48&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  \\&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; 8&lt;/ins&gt;^{&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;3&lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;,&lt;/ins&gt;x&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/ins&gt;\cdot (&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;8 - &lt;/ins&gt;1) &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160;  &lt;/ins&gt;&amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;448&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/ins&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  2^&lt;/del&gt;x \cdot (1&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;+{1\over 2}&lt;/del&gt;) &amp;amp; = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\; 48&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/del&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  8^&lt;/ins&gt;{3\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;,x&lt;/ins&gt;} \cdot &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;7 &lt;/ins&gt;&amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;448 &lt;/ins&gt; \qquad \; | \; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;/&lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;, 7 \\&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;/del&gt;{3 \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;over 2&lt;/del&gt;} \cdot &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;2^x &lt;/del&gt;&amp;amp; = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\; 48 &lt;/del&gt; \qquad \; | \; \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;cdot &lt;/del&gt;{&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;2 &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;over 3&lt;/del&gt;}\\&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  8^&lt;/ins&gt;{&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;3&lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;,x&lt;/ins&gt;} &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;amp; = 448 / 7&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/ins&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; 2&lt;/del&gt;^x &amp;amp; = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\; 32&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/del&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  8&lt;/ins&gt;^&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{3\,&lt;/ins&gt;x&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/ins&gt;&amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;64&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;/ins&gt;\\&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; 2&lt;/del&gt;^x &amp;amp; = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;\; 2&lt;/del&gt;^&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;5 &lt;/del&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; \\&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  8&lt;/ins&gt;^&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;{3\,&lt;/ins&gt;x&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;} &lt;/ins&gt;&amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;8&lt;/ins&gt;^&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;2 &lt;/ins&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; \\&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &lt;/del&gt;x &amp;amp; = \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;;&amp;#160; 5&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  3\,&lt;/ins&gt;x &amp;amp; = &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;2&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160;  &lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;\&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color:black; 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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; &amp;#160; x &amp;amp; = {2 \over 3}&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&amp;#160; &amp;#160; &amp;#160; &amp;#160; \end{align} &amp;lt;/math&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;#160;&amp;#160; &amp;#160; &amp;#160; &amp;#160; \end{align} &amp;lt;/math&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Taifun</name></author>	</entry>

	<entry>
		<id>https://minidemo.mathonline.se/index.php?title=1.5_L%C3%B6sning_5c&amp;diff=3086&amp;oldid=prev</id>
		<title>Taifun: Created page with &quot;::&lt;math&gt;\begin{align} (2^x + 2^{x-1}) \cdot {2 \over 3}\; &amp; = \; 32  \qquad \; | \; \cdot {3 \over 2}  \\                                             2^x + 2^{x-1} &amp; = \; 48     ...&quot;</title>
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				<updated>2011-03-10T13:44:56Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;::&amp;lt;math&amp;gt;\begin{align} (2^x + 2^{x-1}) \cdot {2 \over 3}\; &amp;amp; = \; 32  \qquad \; | \; \cdot {3 \over 2}  \\                                             2^x + 2^{x-1} &amp;amp; = \; 48     ...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Ny sida&lt;/b&gt;&lt;/p&gt;&lt;div&gt;::&amp;lt;math&amp;gt;\begin{align} (2^x + 2^{x-1}) \cdot {2 \over 3}\; &amp;amp; = \; 32  \qquad \; | \; \cdot {3 \over 2}  \\&lt;br /&gt;
                                            2^x + 2^{x-1} &amp;amp; = \; 48                         \\&lt;br /&gt;
                                   2^x + 2^x \cdot 2^{-1} &amp;amp; = \; 48                         \\&lt;br /&gt;
                                 2^x \cdot (1+{1\over 2}) &amp;amp; = \; 48                         \\&lt;br /&gt;
                                    {3 \over 2} \cdot 2^x &amp;amp; = \; 48  \qquad \; | \; \cdot {2 \over 3}\\&lt;br /&gt;
                                                      2^x &amp;amp; = \; 32                         \\&lt;br /&gt;
                                                      2^x &amp;amp; = \; 2^5                       \\&lt;br /&gt;
                                                        x &amp;amp; = \;  5&lt;br /&gt;
        \end{align} &amp;lt;/math&amp;gt;&lt;/div&gt;</summary>
		<author><name>Taifun</name></author>	</entry>

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