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  <channel>
    <title>Jose's podcast</title>
    <link>http://precal.podOmatic.com</link>
    <description>Give it a listen!</description>
    <language>en-us</language>
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    <pubDate>Fri, 17 Apr 2009 21:00:46 GMT</pubDate>
    <itunes:subtitle>Give it a listen!</itunes:subtitle>
    <itunes:explicit>no</itunes:explicit>
    <itunes:block>no</itunes:block>
    <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
    <itunes:author>Jose Luis Alfaro</itunes:author>
    <itunes:summary>Welcome to Preclculus.  This is a humble effort to serve and help my students with classnotes and simple steps to understand and discover higher level math</itunes:summary>
    <itunes:category text="Education">
      <itunes:category text="K-12"/>
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    <item>
      <title>April 6 CONICS</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Page 26 in your textbook introduces the concept and applications of circles
Standard form and general form
Complete the square
Hwk page 31-32 prob 39-76 multiples of 3</description>
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      <pubDate>Mon, 06 Apr 2009 13:53:19 GMT</pubDate>
      <dcterms:modified>2009-04-06</dcterms:modified>
      <dcterms:created>2009-04-06</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>apr6,circle</itunes:keywords>
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      <itunes:duration>767</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Page 26 in your textbook introduces the concept and applications of circles
Standard form and general form
Complete the square
Hwk page 31-32 prob 39-76 multiples of 3</itunes:summary>
    </item>
    <item>
      <title>March 13</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Example 3 on pae 554 that uses the law of sines
Portfolio sample
Hwk page 556:26, 27, 28</description>
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      <pubDate>Fri, 13 Mar 2009 17:19:32 GMT</pubDate>
      <dcterms:modified>2009-03-13</dcterms:modified>
      <dcterms:created>2009-03-13</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>marc13ex3</itunes:keywords>
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      <itunes:duration>790</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Example 3 on pae 554 that uses the law of sines
Portfolio sample
Hwk page 556:26, 27, 28</itunes:summary>
    </item>
    <item>
      <title>March 6</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;More about two triangles</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-03-12T10_26_22-07_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-03-12T10_26_22-07_00</comments>
      <pubDate>Thu, 12 Mar 2009 17:17:46 GMT</pubDate>
      <dcterms:modified>2009-03-13</dcterms:modified>
      <dcterms:created>2009-03-12</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>febtwotra2</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-03-12T10_26_22-07_00.mp4" length="11875854"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>1000</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>More about two triangles</itunes:summary>
    </item>
    <item>
      <title>March 9 two triangles app</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;How to draw and find the two triangles</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-03-12T10_17_05-07_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-03-12T10_17_05-07_00</comments>
      <pubDate>Thu, 12 Mar 2009 17:14:29 GMT</pubDate>
      <dcterms:modified>2009-03-13</dcterms:modified>
      <dcterms:created>2009-03-12</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>mar9twotriangles</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-03-12T10_17_05-07_00.mp4" length="12776211"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>1045</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>How to draw and find the two triangles</itunes:summary>
    </item>
    <item>
      <title>March 5</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Law of sines
Rules and formulas</description>
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      <comments>http://precal.podOmatic.com/entry/2009-03-12T10_14_17-07_00</comments>
      <pubDate>Thu, 12 Mar 2009 17:10:25 GMT</pubDate>
      <dcterms:modified>2009-03-13</dcterms:modified>
      <dcterms:created>2009-03-12</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>march5lawofsines</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-03-12T10_14_17-07_00.mp4" length="8590628"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>713</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Law of sines
Rules and formulas</itunes:summary>
    </item>
    <item>
      <title>March 12</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Law of cosines
Hwk 1-24 multiples of 3 on page 555
</description>
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      <comments>http://precal.podOmatic.com/entry/2009-03-12T10_10_18-07_00</comments>
      <pubDate>Thu, 12 Mar 2009 17:08:03 GMT</pubDate>
      <dcterms:modified>2009-03-12</dcterms:modified>
      <dcterms:created>2009-03-12</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>mar9cosinesclass</itunes:keywords>
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      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>340</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Law of cosines
Hwk 1-24 multiples of 3 on page 555
</itunes:summary>
    </item>
    <item>
      <title>March 3</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;The following problems gives you step by step tools to solve problems using right trig</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-03-04T10_37_05-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-03-04T10_37_05-08_00</comments>
      <pubDate>Wed, 04 Mar 2009 18:24:40 GMT</pubDate>
      <dcterms:modified>2009-03-04</dcterms:modified>
      <dcterms:created>2009-03-04</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>march3lighthouse</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-03-04T10_37_05-08_00.mp4" length="6852811"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>584</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>The following problems gives you step by step tools to solve problems using right trig</itunes:summary>
    </item>
    <item>
      <title>February 19</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Solving trig equations of second degree.  Remember your factoring techniques</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-02-19T11_49_00-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-02-19T11_49_00-08_00</comments>
      <pubDate>Thu, 19 Feb 2009 19:46:09 GMT</pubDate>
      <dcterms:modified>2009-02-19</dcterms:modified>
      <dcterms:created>2009-02-19</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>feb19equation2.avi</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-02-19T11_49_00-08_00.mp4" length="12600157"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>846</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Solving trig equations of second degree.  Remember your factoring techniques</itunes:summary>
    </item>
    <item>
      <title>February18</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Solving Trigonometric equations.  Find the angle or angles that satisfy the equation</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-02-19T11_45_58-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-02-19T11_45_58-08_00</comments>
      <pubDate>Thu, 19 Feb 2009 19:43:19 GMT</pubDate>
      <dcterms:modified>2009-02-19</dcterms:modified>
      <dcterms:created>2009-02-19</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>feb18equat1.avi</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-02-19T11_45_58-08_00.mp4" length="14111610"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>925</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Solving Trigonometric equations.  Find the angle or angles that satisfy the equation</itunes:summary>
    </item>
    <item>
      <title>February 17</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Multiple steps to find the values of sine, cosine, and tangent.
Double angles and (sum) and (difference) of angles</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-02-19T11_43_10-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-02-19T11_43_10-08_00</comments>
      <pubDate>Thu, 19 Feb 2009 19:40:46 GMT</pubDate>
      <dcterms:modified>2009-02-19</dcterms:modified>
      <dcterms:created>2009-02-19</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>feb17pf492prob62-26.avi</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-02-19T11_43_10-08_00.mp4" length="18302544"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>1202</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Multiple steps to find the values of sine, cosine, and tangent.
Double angles and (sum) and (difference) of angles</itunes:summary>
    </item>
    <item>
      <title>February 16 class</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Page 491
Finding the exact value of a trig expression</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-02-19T11_40_27-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-02-19T11_40_27-08_00</comments>
      <pubDate>Thu, 19 Feb 2009 19:35:54 GMT</pubDate>
      <dcterms:modified>2009-02-19</dcterms:modified>
      <dcterms:created>2009-02-19</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>feb16pg491</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-02-19T11_40_27-08_00.mp4" length="14509938"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>398</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Page 491
Finding the exact value of a trig expression</itunes:summary>
    </item>
    <item>
      <title>Jan 16 prob38 page 481</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Apply common factor and difference of cubes in the solution.
Make sure to practice the solution by yourself</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-01-16T07_01_12-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-01-16T07_01_12-08_00</comments>
      <pubDate>Fri, 16 Jan 2009 14:58:46 GMT</pubDate>
      <dcterms:modified>2009-01-16</dcterms:modified>
      <dcterms:created>2009-01-16</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>jan16pg481prob38.avi</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-01-16T07_01_12-08_00.mp4" length="11424685"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>732</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Apply common factor and difference of cubes in the solution.
Make sure to practice the solution by yourself</itunes:summary>
    </item>
    <item>
      <title>January 6</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Page 480 first 10 problems and ideas for the next 10 questions</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2009-01-06T10_22_54-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2009-01-06T10_22_54-08_00</comments>
      <pubDate>Tue, 06 Jan 2009 18:19:07 GMT</pubDate>
      <dcterms:modified>2009-01-06</dcterms:modified>
      <dcterms:created>2009-01-06</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>jan6pg480f1to10.avi</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-01-06T10_22_54-08_00.mp4" length="12790632"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>726</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Page 480 first 10 problems and ideas for the next 10 questions</itunes:summary>
    </item>
    <item>
      <title>January 5 2009</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Chapter 6
Page 478- 480  examples.  Follow all your steps.
Read the properties on page 476...Did you read and copy all the properties of page 476?
Read the hints on page 480
Work problems 1-10 </description>
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      <comments>http://precal.podOmatic.com/entry/2009-01-05T07_46_39-08_00</comments>
      <pubDate>Mon, 05 Jan 2009 15:43:58 GMT</pubDate>
      <dcterms:modified>2009-01-05</dcterms:modified>
      <dcterms:created>2009-01-05</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>january05pg480.avi</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2009-01-05T07_46_39-08_00.mp4" length="19961378"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>1230</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Chapter 6
Page 478- 480  examples.  Follow all your steps.
Read the properties on page 476...Did you read and copy all the properties of page 476?
Read the hints on page 480
Work problems 1-10 </itunes:summary>
    </item>
    <item>
      <title>Decem12</title>
      <description>&lt;img src="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif" alt="itunes pic" /&gt;&lt;br /&gt;Amplitude and period of sine and cosine page 427: 29-48</description>
      <guid isPermaLink="true">http://precal.podOmatic.com/entry/2008-12-12T06_46_22-08_00</guid>
      <comments>http://precal.podOmatic.com/entry/2008-12-12T06_46_22-08_00</comments>
      <pubDate>Fri, 12 Dec 2008 14:43:38 GMT</pubDate>
      <dcterms:modified>2008-12-12</dcterms:modified>
      <dcterms:created>2008-12-12</dcterms:created>
      <link>http://precal.podOmatic.com</link>
      <dc:creator>Jose Luis Alfaro</dc:creator>
      <itunes:keywords>dec12graphsine</itunes:keywords>
      <enclosure type="video/mp4" url="http://precal.podOmatic.com/enclosure/2008-12-12T06_46_22-08_00.mp4" length="25774866"/>
      <itunes:image href="http://precal.podOmatic.com/mymedia/thumb/1056347/0x0_1168403.gif"/>
      <itunes:duration>741</itunes:duration>
      <itunes:explicit>no</itunes:explicit>
      <itunes:summary>Amplitude and period of sine and cosine page 427: 29-48</itunes:summary>
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