Khan/khan-exercises — Issue #6686: Chain rule 1 - trick question?
Author: KhanBugz
Created: 2011-11-19 07:07:49+00:00
State: open
Labels: chrome, other, win7

The problem posed was to differentiate e^(ln(x))

The "correct" answer e^ln(x).(1/x)

I'm not sure whether this sort of thing should be excluded.

[chain_rule_1.html?seed=187&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=187&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=187&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.120 Safari/535.2

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