{"comment":{"created_at":"2011-10-25T00:57:11Z","body":"looks like you typed in --3 and not -3","updated_at":"2011-10-25T00:57:11Z","url":"https://api.github.com/repos/Khan/khan-exercises/issues/comments/2511661","id":2511661,"user":{"avatar_url":"https://secure.gravatar.com/avatar/287a55038cae91b5de505ddcc98339d9?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"287a55038cae91b5de505ddcc98339d9","url":"https://api.github.com/users/marcia","id":781943,"login":"marcia"}},"action":"created","issue":{"number":4919,"created_at":"2011-10-24T20:35:56Z","pull_request":{"diff_url":null,"patch_url":null,"html_url":null},"body":"I put in the answer negative 3 (-3) and it marked it as wrong. Weird\n\n[derivatives_1.html?seed=65&problem=quadratic](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/derivatives_1.html?seed=65&problem=quadratic&debug)\n\n    [\"--3\",\"--3\"]\n\nMozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/14.0.835.202 Safari/535.1\n\nMathJax is loaded, ready, queue length: 0\n\n","comments":1,"title":"Derivatives 1 - ??","updated_at":"2011-10-25T00:57:11Z","url":"https://api.github.com/repos/Khan/khan-exercises/issues/4919","id":2038180,"assignee":null,"milestone":null,"closed_at":"2011-10-25T00:57:11Z","user":{"avatar_url":"https://secure.gravatar.com/avatar/96ea3904626fe17bec2152ee31cee0cd?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"96ea3904626fe17bec2152ee31cee0cd","url":"https://api.github.com/users/KhanBugz","id":924247,"login":"KhanBugz"},"html_url":"https://github.com/Khan/khan-exercises/issues/4919","labels":[{"name":"chrome","url":"https://api.github.com/repos/Khan/khan-exercises/labels/chrome","color":"e102d8"},{"name":"win7","url":"https://api.github.com/repos/Khan/khan-exercises/labels/win7","color":"ededed"}],"state":"closed"},"legacy":{"issue_id":2038180,"comment_id":2511661}}