Khan/khan-exercises — Issue #9626: Equation of a hyperbola - Equation of a Hyperbola
Author: KhanBugz
Created: 2011-12-27 20:55:56+00:00
State: open
Labels: chrome, win7, wrong-or-unclear

In these problems, when taking the square root of both sides, in the hints, the right side is square rooted improperly. When two added factors are square rooted together, the two factors need to be added before they are square rooted.

[equation_of_a_hyperbola.html?seed=25&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/equation_of_a_hyperbola.html?seed=25&problem=0&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/equation_of_a_hyperbola.html?seed=25&problem=0&debug&activity=%5B%5B%22hint-activity%22%2C%220%22%2C3%5D%2C%5B%22hint-activity%22%2C%220%22%2C4%5D%2C%5B%22hint-activity%22%2C%220%22%2C5%5D%2C%5B%22hint-activity%22%2C%220%22%2C467%5D%2C%5B%22hint-activity%22%2C%220%22%2C470%5D%5D)

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Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7

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