Khan/khan-exercises — Issue #6282: Special derivatives - Same questions come up multiple times
Author: KhanBugz
Created: 2011-11-14 18:09:57+00:00
State: open
Labels: firefox, other, win7

Reporter: potakanutm@gmail.com

On the "Special Derivatives" problem unit, I was only asked for the derivatives of sin(x) and ln(x), although they came in forms like "find da/dx if a=ln(x)" or "f(x)=ln(x), find f'(x)". Although they are technically different problems, they test the same concept.

[special_derivatives.html?seed=129&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/special_derivatives.html?seed=129&problem=0&debug)

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