Khan/khan-exercises — Issue #15658: Domain of a function - Possible calculation error
Author: KhanBugz
Created: 2012-03-07 18:59:26+00:00
State: open
Labels: firefox, win7, wrong-or-unclear

Reporter: kjetill.gunnarson@norway.com

Isn't the answer <_ 7 as opposed to >- 7

[domain_of_a_function.html?seed=197&problem=sqrt-poly-frac](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/domain_of_a_function.html?seed=197&problem=sqrt-poly-frac&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/domain_of_a_function.html?seed=197&problem=sqrt-poly-frac&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22None%20of%20the%20above.%5C%22%22%2C35%5D%2C%5B%22hint-activity%22%2C%220%22%2C9%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%2C%5B%22hint-activity%22%2C%220%22%2C10%5D%2C%5B%22hint-activity%22%2C%220%22%2C11%5D%2C%5B%22hint-activity%22%2C%220%22%2C41%5D%2C%5B%22hint-activity%22%2C%220%22%2C41%5D%2C%5B%22hint-activity%22%2C%220%22%2C41%5D%5D)

["None of the above."]

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:10.0.2) Gecko/20100101 Firefox/10.0.2

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