Khan/khan-exercises — Issue #14167: Chain rule 1 - Sorry Khanbugz
Author: KhanBugz
Created: 2012-02-19 05:11:02+00:00
State: open
Labels: firefox, wrong-or-unclear, xp

I reported a mistake a few minutes ago and just redid the problem without any issues. It didn't like my answer of "none of the above" the first time, but worked fine a minute ago. Sorry to waste your time. I love this website.

[chain_rule_1.html?seed=77&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=77&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=77&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 5.1; rv:10.0.2) Gecko/20100101 Firefox/10.0.2

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