Khan/khan-exercises — Issue #6772: Algebra challenge - No lines on the graph
Author: KhanBugz
Created: 2011-11-21 01:57:13+00:00
State: open
Labels: ie8, ie9, not-showing, win7

The red and blue curves are not shown on the graph.

[algebra_challenge.html?seed=150&problem=14 (shifting_and_reflecting_functions)](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=150&problem=14&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/algebra_challenge.html?seed=150&problem=14&debug&activity=%5B%5D)

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