{"issue":{"user":{"id":924247,"login":"KhanBugz","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","gravatar_id":"96ea3904626fe17bec2152ee31cee0cd"},"milestone":null,"created_at":"2011-12-21T19:52:22Z","title":"Chain rule 1 - Wrong answer","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"},{"name":"wrong-or-unclear","url":"https://api.github.com/repos/Khan/khan-exercises/labels/wrong-or-unclear","color":"FFA500"}],"state":"open","updated_at":"2011-12-21T19:52:22Z","id":2628840,"pull_request":{"patch_url":null,"html_url":null,"diff_url":null},"html_url":"https://github.com/Khan/khan-exercises/issues/9204","closed_at":null,"body":"The answer is cosx*e^cosx*-sinx\n\n[chain_rule_1.html?seed=171&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=171&problem=0&debug)\n\n[Answer timeline](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/chain_rule_1.html?seed=171&problem=0&debug&activity=%5B%5B%22incorrect-activity%22%2C%22%5C%22None%20of%20the%20above.%5C%22%22%2C24%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22None%20of%20the%20above.%5C%22%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22None%20of%20the%20above.%5C%22%22%2C3%5D%2C%5B%22incorrect-activity%22%2C%22%5C%22None%20of%20the%20above.%5C%22%22%2C38%5D%5D)\n\n    [\"None of the above.\",\"None of the above.\",\"None of the above.\",\"None of the above.\"]\n\nMozilla/5.0 (Windows NT 6.1) AppleWebKit/535.7 (KHTML, like Gecko) Chrome/16.0.912.63 Safari/535.7\n\nMathJax is loaded, ready, queue length: 0\n\n","number":9204,"url":"https://api.github.com/repos/Khan/khan-exercises/issues/9204","comments":0,"assignee":null},"action":"opened"}