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	<id>https://wiki.math.ucr.edu/index.php?action=history&amp;feed=atom&amp;title=009C_Sample_Final_1</id>
	<title>009C Sample Final 1 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.math.ucr.edu/index.php?action=history&amp;feed=atom&amp;title=009C_Sample_Final_1"/>
	<link rel="alternate" type="text/html" href="https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;action=history"/>
	<updated>2026-04-22T18:15:20Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.35.0</generator>
	<entry>
		<id>https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;diff=1410&amp;oldid=prev</id>
		<title>MathAdmin: /* &amp;nbsp;Problem 10&amp;nbsp; */</title>
		<link rel="alternate" type="text/html" href="https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;diff=1410&amp;oldid=prev"/>
		<updated>2016-05-13T20:21:43Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt; Problem 10 &lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 20:21, 13 May 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l81&quot; &gt;Line 81:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 81:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&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;/td&gt;&lt;td class='diff-marker'&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;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&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;::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) Compute the equation of the tangent line at &amp;lt;math&amp;gt;t_0=\frac{\pi}{4}&amp;lt;/math&amp;gt;.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&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;::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) Compute the equation of the tangent line at &amp;lt;math&amp;gt;t_0=\frac{\pi}{4}&amp;lt;/math&amp;gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&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;&lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;'''Contributions to this page were made by [[Contributors|Kayla Murray]]'''&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>MathAdmin</name></author>
	</entry>
	<entry>
		<id>https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;diff=1399&amp;oldid=prev</id>
		<title>MathAdmin: /* &amp;nbsp;Problem 10&amp;nbsp; */</title>
		<link rel="alternate" type="text/html" href="https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;diff=1399&amp;oldid=prev"/>
		<updated>2016-05-13T17:59:04Z</updated>

		<summary type="html">&lt;p&gt;&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt; Problem 10 &lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&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 17:59, 13 May 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l73&quot; &gt;Line 73:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 73:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&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;== [[009C_Sample Final 1,_Problem_10|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 10&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&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;== [[009C_Sample Final 1,_Problem_10|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 10&amp;amp;nbsp;&amp;lt;/span&amp;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;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;/td&gt;&lt;td class='diff-marker'&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;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&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;&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;A curve is given &lt;del class=&quot;diffchange diffchange-inline&quot;&gt;in polar &lt;/del&gt;parametrically by  &lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&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;&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;A curve is given parametrically by  &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;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;::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;x(t)=3\sin t&amp;lt;/math&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&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;::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;x(t)=3\sin t&amp;lt;/math&amp;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;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;::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;y(t)=4\cos t&amp;lt;/math&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&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;::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;y(t)=4\cos t&amp;lt;/math&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>MathAdmin</name></author>
	</entry>
	<entry>
		<id>https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;diff=1384&amp;oldid=prev</id>
		<title>MathAdmin: Created page with &quot;'''This is a sample, and is meant to represent the material usually covered in Math 9C for the final. An actual test may or may not be similar.'''  '''Click on the &lt;span class...&quot;</title>
		<link rel="alternate" type="text/html" href="https://wiki.math.ucr.edu/index.php?title=009C_Sample_Final_1&amp;diff=1384&amp;oldid=prev"/>
		<updated>2016-04-19T01:03:34Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;&amp;#039;&amp;#039;&amp;#039;This is a sample, and is meant to represent the material usually covered in Math 9C for the final. An actual test may or may not be similar.&amp;#039;&amp;#039;&amp;#039;  &amp;#039;&amp;#039;&amp;#039;Click on the &amp;lt;span class...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;'''This is a sample, and is meant to represent the material usually covered in Math 9C for the final. An actual test may or may not be similar.'''&lt;br /&gt;
&lt;br /&gt;
'''Click on the &amp;lt;span class=&amp;quot;biglink&amp;quot; style=&amp;quot;color:darkblue;&amp;quot;&amp;gt;&amp;amp;nbsp;boxed problem numbers&amp;amp;nbsp;&amp;lt;/span&amp;gt; to go to a solution.'''&lt;br /&gt;
&amp;lt;div class=&amp;quot;noautonum&amp;quot;&amp;gt;__TOC__&amp;lt;/div&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_1|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 1&amp;amp;nbsp;&amp;lt;/span&amp;gt;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;Compute&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;a) &amp;lt;math style=&amp;quot;vertical-align: -12px&amp;quot;&amp;gt;\lim_{n\rightarrow \infty} \frac{3-2n^2}{5n^2+n+1}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) &amp;lt;math style=&amp;quot;vertical-align: -12px&amp;quot;&amp;gt;\lim_{n\rightarrow \infty} \frac{\ln n}{\ln 3n}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_2|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 2&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt; Find the sum of the following series: &lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;a) &amp;lt;math&amp;gt;\sum_{n=0}^{\infty} (-2)^ne^{-n}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) &amp;lt;math&amp;gt;\sum_{n=1}^{\infty} \bigg(\frac{1}{2^n}-\frac{1}{2^{n+1}}\bigg)&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_3|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 3&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;Determine whether the following series converges or diverges.&lt;br /&gt;
&lt;br /&gt;
::::::&amp;lt;math&amp;gt;\sum_{n=0}^{\infty} (-1)^n \frac{n!}{n^n}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_4|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 4&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt; Find the interval of convergence of the following series.&lt;br /&gt;
&lt;br /&gt;
::::::&amp;lt;math&amp;gt;\sum_{n=0}^{\infty} (-1)^n \frac{(x+2)^n}{n^2}&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_5|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 5&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt; Let&lt;br /&gt;
&lt;br /&gt;
::::::&amp;lt;math&amp;gt;f(x)=\sum_{n=1}^{\infty} nx^n&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;a) Find the radius of convergence of the power series.&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) Determine the interval of convergence of the power series.&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;c) Obtain an explicit formula for the function &amp;lt;math style=&amp;quot;vertical-align: -5px&amp;quot;&amp;gt;f(x)&amp;lt;/math&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_6|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 6&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt; Find the Taylor polynomial of degree 4 of &amp;lt;math style=&amp;quot;vertical-align: -5px&amp;quot;&amp;gt;f(x)=\cos^2x&amp;lt;/math&amp;gt; at &amp;lt;math&amp;gt;a=\frac{\pi}{4}&amp;lt;/math&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_7|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 7&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;A curve is given in polar coordinates by &lt;br /&gt;
::::::&amp;lt;math&amp;gt;r=1+\sin\theta&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;a) Sketch the curve.&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) Compute &amp;lt;math style=&amp;quot;vertical-align: -12px&amp;quot;&amp;gt;y'=\frac{dy}{dx}&amp;lt;/math&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;c) Compute &amp;lt;math style=&amp;quot;vertical-align: -12px&amp;quot;&amp;gt;y''=\frac{d^2y}{dx^2}&amp;lt;/math&amp;gt;.&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_8|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 8&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;A curve is given in polar coordinates by &lt;br /&gt;
::::::&amp;lt;math&amp;gt;r=1+\sin 2\theta&amp;lt;/math&amp;gt;&lt;br /&gt;
::::::&amp;lt;math&amp;gt;0\leq \theta \leq 2\pi&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;a) Sketch the curve.&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) Find the area enclosed by the curve.&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_9|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 9&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;A curve is given in polar coordinates by &lt;br /&gt;
::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;r=\theta&amp;lt;/math&amp;gt;&lt;br /&gt;
::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;0\leq \theta \leq 2\pi&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;Find the length of the curve.&lt;br /&gt;
&lt;br /&gt;
== [[009C_Sample Final 1,_Problem_10|&amp;lt;span class=&amp;quot;biglink&amp;quot;&amp;gt;&amp;lt;span style=&amp;quot;font-size:80%&amp;quot;&amp;gt;&amp;amp;nbsp;Problem 10&amp;amp;nbsp;&amp;lt;/span&amp;gt;]] ==&lt;br /&gt;
&lt;br /&gt;
&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;A curve is given in polar parametrically by &lt;br /&gt;
::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;x(t)=3\sin t&amp;lt;/math&amp;gt;&lt;br /&gt;
::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;y(t)=4\cos t&amp;lt;/math&amp;gt;&lt;br /&gt;
::::::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;&amp;lt;math&amp;gt;0\leq t \leq 2\pi&amp;lt;/math&amp;gt;&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;a) Sketch the curve.&lt;br /&gt;
&lt;br /&gt;
::&amp;lt;span class=&amp;quot;exam&amp;quot;&amp;gt;b) Compute the equation of the tangent line at &amp;lt;math&amp;gt;t_0=\frac{\pi}{4}&amp;lt;/math&amp;gt;.&lt;/div&gt;</summary>
		<author><name>MathAdmin</name></author>
	</entry>
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