Proof: d/dx(sqrt(x))
By Salman Khan - Khan Academy
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Lecture Description
Proof that d/dx (x^.5) = .5x^(-.5).
Course Description
Topics covered in the first two or three semesters 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).
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