Khan/khan-exercises — Issue #15709: Chain rule 1 - Where is this explained?
Author: KhanBugz
Created: 2012-03-08 10:00:15+00:00
State: open
Labels: chrome, hard, lion

I don't know where it was explained how to take the derivative of sin functions (and even the derivative of e^x which appeared in another video).

[chain_rule_1.html?seed=92&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=92&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=92&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22%3Ccode%20style%3D%5C%5C%5C%22display%3A%20none%3B%20%5C%5C%5C%22%3E(%5C%5C%5C%5Ctan%7B(4x%5E%7B4%7D%2B2x%5E%7B2%7D%2B4x-4-2x%5E%7B-1%7D\)%7D\)(16x%5E%7B3%7D%2B4x%2B4%2B2x%5E%7B-2%7D\)%3C%2Fcode%3E%5C%22%22%2C293%5D%2C%5B%22hint-activity%22%2C%220%22%2C1%5D%2C%5B%22hint-activity%22%2C%220%22%2C15%5D%5D)

["(\\tan{(4x^{4}+2x^{2}+4x-4-2x^{-1})})(16x^{3}+4x+4+2x^{-2})"]

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.66 Safari/535.11

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