Khan/khan-exercises — Issue #6069: Graphing inequalities -  question 1 of Graphing inequalities
Author: KhanBugz
Created: 2011-11-11 03:10:20+00:00
State: open
Labels: ie8, ie9, win7

Reporter: fangco@yahoo.com

do not understand this question

[graphing_inequalities.html?seed=177&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/graphing_inequalities.html?seed=177&problem=0&debug)

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