What is a Combination - Why Does d/dx (x^n) = nx^(n-1) , Part 2 @learnmathtutorials

Uploaded March 2013 | Updated September 2026, 2 weeks ago

This the second video of a four part playlist. The first three videos briefly explain the math needed for the proof. The fourth video is the proof. This video gives a quick demonstration of a combination.

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