Khan/khan-exercises — Issue #4431: Chain rule 1 - This problem does not show a negative 1 on 7X^1
Author: KhanBugz
Created: 2011-10-16 18:05:37+00:00
State: open
Labels: safari, win7

Reporter: puma211@gmail.com

problem is not showing the -1 power on 7x.

[chain_rule_1.html?seed=31&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=31&problem=0&debug)

["None of the above.","e^{-4x^{2}-x-6+7x^{-1}}(-8x-7)","\\frac{e}{-4x^{2}-x-6+7x^{-1}}","e^{-4x^{2}-x-6+7x^{-1}}(-8x-1-7x^{-2})"]

Mozilla/5.0 (Windows NT 6.1) AppleWebKit/534.50 (KHTML, like Gecko) Version/5.1 Safari/534.50

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