Khan/khan-exercises — Issue #5241: Special derivatives - Too many questions about the same function
Author: KhanBugz
Created: 2011-10-31 01:45:02+00:00
State: open
Labels: ie8, vista

I think 7 of 10 questions asked for the derivative of ln x. I didn't miss any of the questions in this exercize. I suggest that the algorithm to choose the next question needs to focus on repeating missed principles. At present, it appears to be random - not what Khan has in mind.

[special_derivatives.html?seed=8&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/special_derivatives.html?seed=8&problem=0&debug)

[]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SearchToolbar 1.2; GTB7.1; SLCC1; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C)

MathJax is loaded, ready, queue length: 0