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		<title>1.5 Lösning 5b - Versionshistorik</title>
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		<updated>2026-11-06T00:35:32Z</updated>
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	<entry>
		<id>https://wiki.mattekollen.se/index.php?title=1.5_L%C3%B6sning_5b&amp;diff=3085&amp;oldid=prev</id>
		<title>Taifun den 10 mars 2011 kl. 13.43</title>
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				<updated>2011-03-10T13:43:46Z</updated>
		
		<summary type="html">&lt;p&gt;&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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