Khan/khan-exercises — Issue #7010: Range of a function - Same with the answer but wrong
Author: KhanBugz
Created: 2011-11-24 04:21:33+00:00
State: open
Labels: ie8, other, xp

Answer is {y|y>=-4}

However it says it was wrong by click"check answer"

[range_of_a_function.html?seed=143&problem=quadratic-zero-hole](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/range_of_a_function.html?seed=143&problem=quadratic-zero-hole&debug)

[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/range_of_a_function.html?seed=143&problem=quadratic-zero-hole&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B%5C%22%5C%5Cu2265%5C%22%2C%5C%22-4%5C%22%5D%22%2C17%5D%2C%5B%22hint-activity%22%2C%220%22%2C2%5D%2C%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%22incorrect-activity%22%2C%22%5B%5C%22%5C%5Cu2265%5C%22%2C%5C%22-4%5C%22%5D%22%2C26%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%22%5C%5Cu2265%5C%22%2C%5C%22-4%5C%22%5D%22%2C66%5D%2C%5B%22incorrect-activity%22%2C%22%5B%5C%22%5C%5Cu2265%5C%22%2C%5C%22-4%5C%22%5D%22%2C43%5D%5D)

[["\u2265","-4"],["\u2265","-4"],["\u2265","-4"],["\u2265","-4"]]

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727)

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