Khan/khan-exercises — Issue #6547: Parabola intuition 3 - Focus coordinates
Author: KhanBugz
Created: 2011-11-17 18:49:54+00:00
State: open
Labels: chrome, other, vista

Sorry about my English. I'm finding some problems in the Focus coordinates in some exercises. Thank you for all.

[parabola_intuition_3.html?seed=75&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/parabola_intuition_3.html?seed=75&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/parabola_intuition_3.html?seed=75&problem=0&debug&activity=%5B%5D)

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Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.2 (KHTML, like Gecko) Chrome/15.0.874.120 Safari/535.2

MathJax is loaded, ready, queue length: 0