Derivative at a point using the definition of derivatives
In this video, I solved a derivative problem using the definition of a derivative

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Limit using sinx/x as x goes to zero

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The Derivative - The MOST Important Concept in Calculus

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ALL Derivatives Rules Explained – Step-by-Step Examples

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Find f(x)

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1986: How to Spot the Upper Class | That's Life! | BBC Archive

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Limits Using L'Hopitals's Rule or Definition of Limits

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Why Aliens Would NEVER Invade Africa

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Very Clever Method

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Feynman's technique is the greatest integration method of all time

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Limit as x and y both go to zero

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All calculus 1 derivatives!

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A trick I have ignored for long enough...

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The Integral Explained Better Than School Ever Did

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How to Answer ANY Question (Even If You Don't Know The Answer!)

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so you want a VERY HARD math question?!

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Penny Helps Sheldon Solve His Equation | The Big Bang Theory

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The Biggest Pitfall of the Math Olympiad

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The Language of Calculus I Wish I Had Learned First

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if x+y=8, find the max of x^y (Lambert W function)

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