Khan/khan-exercises — Issue #6068: Solving for the x-intercept -  question 1 of  Solving for the x-intercept
Author: KhanBugz
Created: 2011-11-11 03:07:36+00:00
State: open
Labels: ie8, ie9, win7

Reporter: fangco@yahoo.com

do not understand this equation:

+=NaN

[solving_for_the_x-intercept.html?seed=167&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/solving_for_the_x-intercept.html?seed=167&problem=0&debug)

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