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		<title>3.3 Lösning 1d - Versionshistorik</title>
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		<title>Taifun den 14 februari 2020 kl. 14.55</title>
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				<updated>2020-02-14T14:55:10Z</updated>
		
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&lt;table class='diff diff-contentalign-left'&gt;
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				&lt;col class='diff-content' /&gt;
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				&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 14 februari 2020 kl. 14.55&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;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;I a) visades att derivatan har ett nollställe i &lt;/del&gt;&amp;lt;math&amp;gt; \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;x = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;0 &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;&amp;lt;/math&amp;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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;:::&lt;/ins&gt;&amp;lt;math&amp;gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;begin{array}{cccccrl} \displaystyle \frac{&lt;/ins&gt;x&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;}{2} &amp;amp; + &amp;amp; 11 &amp;amp; = &amp;amp; 14 &amp;amp; \quad &amp;amp; {\rm Täck\;över\;} \displaystyle \frac{x}{2} \\&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; \boxed{\displaystyle \frac{x}{2}} &amp;amp; + &amp;amp; 11 &amp;amp; = &amp;amp; 14 &amp;amp;&amp;#160; &amp;#160; &amp;#160;  &amp;amp;&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;/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; &amp;#160; \boxed{\;?\;} &amp;amp; + &amp;amp; 11 &amp;amp; = &amp;amp; 14 &amp;amp;&amp;#160; &amp;#160; &amp;#160;  &amp;amp;&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;/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; &amp;#160; \boxed{\;3\;} &amp;amp; + &amp;amp; 11 &amp;amp; &lt;/ins&gt;= &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;amp; 14 &amp;amp;&amp;#160; &amp;#160; &amp;#160;  &amp;amp;&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;/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; &lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;end{array}&lt;/ins&gt;&amp;lt;/math&amp;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;/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;/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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &lt;/del&gt;&amp;lt;math&amp;gt; \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, x = 0 &lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;&amp;lt;/math&amp;gt; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;dvs inte byter tecken kring sitt nollställe. &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;::&lt;/ins&gt;&amp;lt;math&amp;gt; \&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;qquad &lt;/ins&gt;\&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Downarrow &lt;/ins&gt;&amp;lt;/math&amp;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;/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;/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;Enligt [[3.3_Terasspunkter#Regler_om_terasspunkter_med_teckenstudie|&lt;/del&gt;&amp;lt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;strong&lt;/del&gt;&amp;gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;span style&lt;/del&gt;=&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;quot;color:blue&amp;quot;&amp;gt;regeln med teckenstudie&lt;/del&gt;&amp;lt;/&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;span&lt;/del&gt;&amp;gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/strong&amp;gt;]] drar vi slutsatsen att funktionen &lt;/del&gt;&amp;lt;math&amp;gt; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;f(x)&lt;/del&gt;\&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;&amp;lt;/math&amp;gt; &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;har en terasspunkt i &lt;/del&gt;&amp;lt;math&amp;gt; \&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;, &lt;/del&gt;x = &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;0 &lt;/del&gt;&amp;lt;/math&amp;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;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;:::&lt;/ins&gt;&amp;lt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;math&lt;/ins&gt;&amp;gt; &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;\begin{array}{lcrcl} \;\displaystyle \frac{x}{2} &amp;amp; &lt;/ins&gt;= &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;amp; 3 &amp;amp; \quad &amp;amp; {\rm Täck\;över\;} x \\&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; &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;/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;  \displaystyle \frac{\boxed{x}}{2} &amp;amp; = &amp;amp; 3 &amp;amp;&amp;#160; &amp;#160; &amp;#160;  &amp;amp;&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 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; &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;/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;  \displaystyle \frac{\boxed{?}}{2} &amp;amp; = &amp;amp; 3 &amp;amp;&amp;#160; &amp;#160; &amp;#160;  &amp;amp;&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; &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; &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 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; &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;/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;  \;\displaystyle \frac{6}{2} &amp;amp; = &amp;amp; 3 &amp;amp;&amp;#160; &amp;#160; &amp;#160;  &amp;amp;&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;  \end{array}&lt;/ins&gt;&amp;lt;/&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;math&lt;/ins&gt;&amp;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;&amp;#160;&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;::&lt;/ins&gt;&amp;lt;math&amp;gt; \&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;qquad \Downarrow &lt;/ins&gt;&amp;lt;/math&amp;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;&amp;#160;&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;::&lt;/ins&gt;&amp;lt;math&amp;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;= &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;\; 6 &lt;/ins&gt;&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=3.3_L%C3%B6sning_1d&amp;diff=26475&amp;oldid=prev</id>
		<title>Taifun den 23 februari 2016 kl. 16.45</title>
		<link rel="alternate" type="text/html" href="https://minidemo.mathonline.se/index.php?title=3.3_L%C3%B6sning_1d&amp;diff=26475&amp;oldid=prev"/>
				<updated>2016-02-23T16:45:43Z</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 23 februari 2016 kl. 16.45&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 3:&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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;/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;/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;Enligt [[3.3_Terasspunkter#&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Regler_om_terasspunkter_med_teckenstudium&lt;/del&gt;|&amp;lt;strong&amp;gt;&amp;lt;span style=&amp;quot;color:blue&amp;quot;&amp;gt;regeln med &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;teckenstudium&lt;/del&gt;&amp;lt;/span&amp;gt;&amp;lt;/strong&amp;gt;]] drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &amp;lt;/math&amp;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;Enligt [[3.3_Terasspunkter#&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Regler_om_terasspunkter_med_teckenstudie&lt;/ins&gt;|&amp;lt;strong&amp;gt;&amp;lt;span style=&amp;quot;color:blue&amp;quot;&amp;gt;regeln med &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;teckenstudie&lt;/ins&gt;&amp;lt;/span&amp;gt;&amp;lt;/strong&amp;gt;]] drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &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=3.3_L%C3%B6sning_1d&amp;diff=19756&amp;oldid=prev</id>
		<title>Taifun den 31 december 2014 kl. 14.16</title>
		<link rel="alternate" type="text/html" href="https://minidemo.mathonline.se/index.php?title=3.3_L%C3%B6sning_1d&amp;diff=19756&amp;oldid=prev"/>
				<updated>2014-12-31T14:16:59Z</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 31 december 2014 kl. 14.16&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 3:&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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;/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;/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;Enligt [[3.3_Terasspunkter#Regler_om_terasspunkter_med_teckenstudium|&amp;lt;strong&amp;gt;&amp;lt;span style=&amp;quot;color:blue&amp;quot;&amp;gt;regeln med teckenstudium&amp;lt;/span&amp;gt;&amp;lt;/strong&amp;gt;&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;regeln med teckenstudium&lt;/del&gt;]] drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &amp;lt;/math&amp;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;Enligt [[3.3_Terasspunkter#Regler_om_terasspunkter_med_teckenstudium|&amp;lt;strong&amp;gt;&amp;lt;span style=&amp;quot;color:blue&amp;quot;&amp;gt;regeln med teckenstudium&amp;lt;/span&amp;gt;&amp;lt;/strong&amp;gt;]] drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &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=3.3_L%C3%B6sning_1d&amp;diff=19755&amp;oldid=prev</id>
		<title>Taifun den 31 december 2014 kl. 14.16</title>
		<link rel="alternate" type="text/html" href="https://minidemo.mathonline.se/index.php?title=3.3_L%C3%B6sning_1d&amp;diff=19755&amp;oldid=prev"/>
				<updated>2014-12-31T14:16:31Z</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 31 december 2014 kl. 14.16&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Rad 3:&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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;I b) och c) visades att derivatan har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;/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;/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;Enligt regeln med teckenstudium drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &amp;lt;/math&amp;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;Enligt &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[[3.3_Terasspunkter#Regler_om_terasspunkter_med_teckenstudium|&amp;lt;strong&amp;gt;&amp;lt;span style=&amp;quot;color:blue&amp;quot;&amp;gt;&lt;/ins&gt;regeln med teckenstudium&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/span&amp;gt;&amp;lt;/strong&amp;gt;regeln med teckenstudium]] &lt;/ins&gt;drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &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=3.3_L%C3%B6sning_1d&amp;diff=19714&amp;oldid=prev</id>
		<title>Taifun den 30 december 2014 kl. 15.23</title>
		<link rel="alternate" type="text/html" href="https://minidemo.mathonline.se/index.php?title=3.3_L%C3%B6sning_1d&amp;diff=19714&amp;oldid=prev"/>
				<updated>2014-12-30T15:23:51Z</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 30 december 2014 kl. 15.23&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;I a) visades att &amp;lt;math&amp;gt; \, x = 0 \, &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;/math&amp;gt; är derivatans nollställe dvs &amp;lt;math&amp;gt; f\,'(0) = 0 &lt;/del&gt;&amp;lt;/math&amp;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;I a) visades att &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;derivatan har ett nollställe i &lt;/ins&gt;&amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;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;/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;/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;I b) och c) visades att &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;math&amp;gt; f\,'(x) &amp;lt;/math&amp;gt; &lt;/del&gt;har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &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;I b) och c) visades att &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;derivatan &lt;/ins&gt;har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &amp;#160;&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;/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;/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;Enligt regeln med teckenstudium drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &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;Enligt regeln med teckenstudium drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &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=3.3_L%C3%B6sning_1d&amp;diff=19713&amp;oldid=prev</id>
		<title>Taifun: Skapade sidan med 'I a) visades att &lt;math&gt; \, x = 0 \, &lt;/math&gt; är derivatans nollställe dvs &lt;math&gt; f\,'(0) = 0 &lt;/math&gt;.  I b) och c) visades att &lt;math&gt; f\,'(x) &lt;/math&gt; har tecknet &lt;math&gt; - &lt;/m...'</title>
		<link rel="alternate" type="text/html" href="https://minidemo.mathonline.se/index.php?title=3.3_L%C3%B6sning_1d&amp;diff=19713&amp;oldid=prev"/>
				<updated>2014-12-30T15:22:08Z</updated>
		
		<summary type="html">&lt;p&gt;Skapade sidan med &amp;#039;I a) visades att &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; är derivatans nollställe dvs &amp;lt;math&amp;gt; f\,&amp;#039;(0) = 0 &amp;lt;/math&amp;gt;.  I b) och c) visades att &amp;lt;math&amp;gt; f\,&amp;#039;(x) &amp;lt;/math&amp;gt; har tecknet &amp;lt;math&amp;gt; - &amp;lt;/m...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Ny sida&lt;/b&gt;&lt;/p&gt;&lt;div&gt;I a) visades att &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; är derivatans nollställe dvs &amp;lt;math&amp;gt; f\,'(0) = 0 &amp;lt;/math&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
I b) och c) visades att &amp;lt;math&amp;gt; f\,'(x) &amp;lt;/math&amp;gt; har tecknet &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till vänster om och &amp;lt;math&amp;gt; - &amp;lt;/math&amp;gt; till höger om &amp;lt;math&amp;gt; \, x = 0 \, &amp;lt;/math&amp;gt; dvs inte byter tecken kring sitt nollställe. &lt;br /&gt;
&lt;br /&gt;
Enligt regeln med teckenstudium drar vi slutsatsen att funktionen &amp;lt;math&amp;gt; f(x)\, &amp;lt;/math&amp;gt; har en terasspunkt i &amp;lt;math&amp;gt; \, x = 0 &amp;lt;/math&amp;gt;.&lt;/div&gt;</summary>
		<author><name>Taifun</name></author>	</entry>

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