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<title>Calculus by Khan Academy Online Course,  Khan Academy</title>
<link>http://freevideolectures.com</link>
<description><![CDATA[Topics covered in the first two or three semester of college calculus. Everything from limits to derivatives to integrals to vector calculus. Should understand the topics in the pre-calculus playlist first (the limit videos are in both playlists) Calculus by Khan Academy Online Course,  Khan Academy. Subscribed to the feed and get updated]]></description>
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<title>Lecture 1: Introduction to Limits</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/1</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Introduction to the intuition behind limits]]></description>
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<title>Lecture 2: Limit Examples (part 1)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/2</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Some limit exercises]]></description>
</item>
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<title>Lecture 3: Limit Examples (part 2)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/3</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More limit examples]]></description>
</item>
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<title>Lecture 4: Limit Examples (part3)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/4</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More limit examples]]></description>
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<title>Lecture 5: Limit Examples w/ brain malfunction on first prob (part 4)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/5</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[3 interesting limit examples (correct answer for problem 1 is 3/16 (6/(4*8) NOT 6/(4+8))]]></description>
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<title>Lecture 6: Squeeze Theorem</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/6</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Intuition (but not a proof) of the Squeeze Theorem.]]></description>
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<title>Lecture 7: Proof: lim (sin x)/x</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/7</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Using the squeeze theorem to prove that the limit as x approaches 0 of (sin x)/x =1]]></description>
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<title>Lecture 8: More Limits</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/8</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More limit examples]]></description>
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<title>Lecture 9: Epsilon Delta Limit Definition 1</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/9</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Introduction to the Epsilon Delta Definition of a Limit.]]></description>
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<title>Lecture 10: Epsilon Delta Limit Definition 2</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/10</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Using the epsilon delta definition to prove a limit]]></description>
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<title>Lecture 11: Calculus: Derivatives 1 (new HD version)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/11</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Calculus-Derivative: Understanding that the derivative is just the slope of a curve at a point (or the slope of the tangent line)]]></description>
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<title>Lecture 12: Calculus: Derivatives 2 (new HD version)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/12</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Calculus-Derivative:  Finding the slope (or derivative) of a curve at a particular point.]]></description>
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<title>Lecture 13: Calculus: Derivatives 2.5 (new HD version)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/13</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Calculus-Derivative: Finding the derivative of y=x^2]]></description>
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<title>Lecture 14: Calculus: Derivatives 1</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/14</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Finding the slope of a tangent line to a curve (the derivative). Introduction to Calculus.]]></description>
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<title>Lecture 15: Calculus: Derivatives 2</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/15</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More intuition of what a derivative is.  Using the derivative to find the slope at any point along f(x)=x^2]]></description>
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<title>Lecture 16: Calculus: Derivatives 3</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/16</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Determining the derivatives of simple polynomials.]]></description>
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<title>Lecture 17: Calculus: Derivatives 4: The Chain Rule</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/17</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Part 4 of derivatives.  Introduction to the chain rule.]]></description>
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<title>Lecture 18: Calculus: Derivatives 5</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/18</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Examples using the Chain Rule]]></description>
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<title>Lecture 19: Calculus: Derivatives 6</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/19</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Even more examples using the chain rule.]]></description>
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<title>Lecture 20: Derivatives (part 7)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/20</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[The product rule.  Examples using the Product and Chain rules.]]></description>
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<title>Lecture 21: Derivatives (part 8)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/21</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Why the quotient rule is the same thing as the product rule.  Introduction to the derivative of e^x, ln x, sin x, cos x, and tan x]]></description>
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<title>Lecture 22: Derivatives (part 9)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/22</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More examples of taking derivatives]]></description>
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<title>Lecture 23: Proof: d/dx(x^n)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/23</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Proof that d/dx(x^n) = n*x^(n-1)]]></description>
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<title>Lecture 24: Proof: d/dx(sqrt(x))</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/24</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Proof that d/dx (x^.5) = .5x^(-.5)]]></description>
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<title>Lecture 25: Proof: d/dx(ln x) = 1/x</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/25</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Taking the derivative of ln x]]></description>
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<title>Lecture 26: Proof: d/dx(e^x) = e^x</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/26</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Proof that the derivative of e^x is e^x.]]></description>
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<title>Lecture 27: Proofs of Derivatives of Ln(x) and e^x</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/27</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Doing both proofs in the same video to clarify any misconceptions that the original proof was "circular".]]></description>
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<title>Lecture 28: Extreme Derivative Word Problem (advanced)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/28</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[A difficult but interesting derivative word problem]]></description>
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<title>Lecture 29: Implicit Differentiation</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/29</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Taking the derivative when y is defined implicitly.]]></description>
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<title>Lecture 30: Implicit Differentiation (part 2)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/30</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[A hairier implicit differentiation problem.]]></description>
</item>
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<title>Lecture 31: More implicit differentiation</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/31</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[2 more implicit differentiation examples]]></description>
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<title>Lecture 32: More chain rule and implicit differentiation intuition</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/32</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More intuition behind the chain rule and how it applies to implicit differentiation.]]></description>
</item>
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<title>Lecture 33: Trig Implicit Differentiation Example</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/33</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Implicit differentiation example that involves the tangent function]]></description>
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<title>Lecture 34: Calculus: Derivative of x^(x^x)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/34</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Calculus: Derivative of x^(x^x)]]></description>
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<title>Lecture 35: Maxima Minima Slope Intuition</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/35</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Intuition on what happens to the slope/derivative and second derivatives at local maxima and minima.]]></description>
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<title>Lecture 36: Inflection Points and Concavity Intuition</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/36</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Understanding concave upwards and downwards portions of graphs and the relation to the derivative. Inflection point intuition]]></description>
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<title>Lecture 37: Monotonicity Theorem</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/37</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Using the monotonicity theorem to determine when a function is increasing or decreasing.]]></description>
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<title>Lecture 38: Calculus: Maximum and minimum values on an interval</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/38</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[2 examples of finding the maximum and minimum points on an interval.]]></description>
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<title>Lecture 39: Calculus: Graphing Using Derivatives</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/39</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Graphing functions using derivatives.]]></description>
</item>
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<title>Lecture 40: Calculus Graphing with Derivatives Example</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/40</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Using the first and second derivatives to identify critical points and inflection points and to graph the function.]]></description>
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<title>Lecture 41: Graphing with Calculus</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/41</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[More graphing with calculus.]]></description>
</item>
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<title>Lecture 42: Optimization with Calculus 1</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/42</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Find two numbers whose products is -16 and the sum of whose squares is a minimum.]]></description>
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<title>Lecture 43: Optimization with Calculus 2</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/43</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Find the volume of the largest open box that can be made from a piece of cardboard 24 inches square by cutting equal squares from the corners and turning up the sides.]]></description>
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<title>Lecture 44: Optimization with Calculus 3</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/44</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[A wire of length 100 centimeters is cut into two pieces; one is bent to form a square, and the other is bent to form an equilateral triangle. Where should the cut be made if (a) the sum of the two areas is to be a minimum; (b) a maximum? (Allow the possibility of no cut.)]]></description>
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<title>Lecture 45: Optimization  Example 4</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/45</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Minimizing the cost of material for an open rectangular box.]]></description>
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<title>Lecture 46: Introduction to rate-of-change problems</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/46</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Using derivatives to solve rate-of-change problems]]></description>
</item>
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<title>Lecture 47: Equation of a tangent line</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/47</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Finding the equation of the line tangent to f(x)=xe^x when x=1]]></description>
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<title>Lecture 48: Rates-of-change (part 2)</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/48</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Another (simpler) example of using the chain rule to determine rates-of-change]]></description>
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<title>Lecture 49: Ladder rate-of-change problem</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/49</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[The classic falling ladder problem]]></description>
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<title>Lecture 50: Mean Value Theorem</title>
<link>http://freevideolectures.com/Course/2551/Calculus-by-Khan-Academy/50</link>
<pubDate>Sat, 25 Sep 2010 00:00:00 -0600</pubDate>
<description><![CDATA[Intuition behind the Mean Value Theorem]]></description>
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