{"issue":{"state":"closed","created_at":"2011-11-22T06:38:46Z","updated_at":"2011-11-29T09:09:15Z","user":{"gravatar_id":"96ea3904626fe17bec2152ee31cee0cd","id":924247,"url":"https://api.github.com/users/KhanBugz","avatar_url":"https://secure.gravatar.com/avatar/96ea3904626fe17bec2152ee31cee0cd?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","login":"KhanBugz"},"comments":1,"body":"This question states that the answer has to be in a simplified radical format however the answer is 9.\n\n[simplifying_radicals.html?seed=62&problem=perfect-squares](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/simplifying_radicals.html?seed=62&problem=perfect-squares&debug)\n\n[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/simplifying_radicals.html?seed=62&problem=perfect-squares&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5B3%2C3%5D%22%2C72%5D%2C%5B%22correct-activity%22%2C%22%5B3%2C9%5D%22%2C6%5D%2C%5B%22hint-activity%22%2C%220%22%2C943%5D%2C%5B%22correct-activity%22%2C%22%5B9%2C1%5D%22%2C953%5D%5D)\n\n    [[3,3],[3,9],[9,1]]\n\nMozilla/5.0 (Windows NT 6.1; WOW64; rv:7.0.1) Gecko/20100101 Firefox/7.0.1\n\nMathJax is loaded, ready, queue length: 0\n\n","assignee":null,"id":2315028,"number":6889,"labels":[{"name":"firefox","color":"e102d8","url":"https://api.github.com/repos/Khan/khan-exercises/labels/firefox"},{"name":"win7","color":"ededed","url":"https://api.github.com/repos/Khan/khan-exercises/labels/win7"},{"name":"wrong-or-unclear","color":"FFA500","url":"https://api.github.com/repos/Khan/khan-exercises/labels/wrong-or-unclear"}],"pull_request":{"patch_url":null,"html_url":null,"diff_url":null},"title":"Simplifying radicals - Acceptable Answer Formats","closed_at":"2011-11-29T09:09:15Z","html_url":"https://github.com/Khan/khan-exercises/issues/6889","url":"https://api.github.com/repos/Khan/khan-exercises/issues/6889","milestone":null},"action":"closed"}