{"action":"closed","issue":{"url":"https://api.github.com/repos/Khan/khan-exercises/issues/127207","labels_url":"https://api.github.com/repos/Khan/khan-exercises/issues/127207/labels{/name}","comments_url":"https://api.github.com/repos/Khan/khan-exercises/issues/127207/comments","events_url":"https://api.github.com/repos/Khan/khan-exercises/issues/127207/events","html_url":"https://github.com/Khan/khan-exercises/issues/127207","id":23300428,"number":127207,"title":"Estimating the line of best fit - no question shown","user":{"login":"KhanBugz","id":924247,"avatar_url":"https://avatars.githubusercontent.com/u/924247?v=3","gravatar_id":"","url":"https://api.github.com/users/KhanBugz","html_url":"https://github.com/KhanBugz","followers_url":"https://api.github.com/users/KhanBugz/followers","following_url":"https://api.github.com/users/KhanBugz/following{/other_user}","gists_url":"https://api.github.com/users/KhanBugz/gists{/gist_id}","starred_url":"https://api.github.com/users/KhanBugz/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/KhanBugz/subscriptions","organizations_url":"https://api.github.com/users/KhanBugz/orgs","repos_url":"https://api.github.com/users/KhanBugz/repos","events_url":"https://api.github.com/users/KhanBugz/events{/privacy}","received_events_url":"https://api.github.com/users/KhanBugz/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/Khan/khan-exercises/labels/ie9","name":"ie9","color":"ededed"},{"url":"https://api.github.com/repos/Khan/khan-exercises/labels/win7","name":"win7","color":"ededed"},{"url":"https://api.github.com/repos/Khan/khan-exercises/labels/wrong-or-unclear","name":"wrong-or-unclear","color":"FFA500"}],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2013-11-26T08:41:55Z","updated_at":"2015-11-20T06:24:59Z","closed_at":"2015-11-20T06:24:58Z","body":"[plotting_the_line_of_best_fit.html?seed=171&problem=one-root (solving_quadratics_by_factoring)](http://sandcastle.kasandbox.org/media/castles/Khan:master/exercises/plotting_the_line_of_best_fit.html?seed=171&problem=one-root&debug&lang=en)\n\n[Answer timeline](http://sandcastle.kasandbox.org/media/castles/Khan:master/exercises/plotting_the_line_of_best_fit.html?seed=171&problem=one-root&debug&lang=en&activity=%5B%5B%22correct-activity%22%2C%22%5B%5C%222%5C%22%5D%22%2C8%5D%5D)\n\n    [[\"2\"]]\n\nLocale: en\n\nUser hash: 1313708371\n\nMozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; .NET CLR 2.0.50727; SLCC2; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; MAAR; .NET4.0C; InfoPath.3)\n\nMathJax is loaded, ready, queue length: 0\n\n\n\nstart of log\nloadModule mod /khan-exercises/utils/answer-types.js\nloadModule mod /khan-exercises/utils/tmpl.js\nloadModule mod /khan-exercises/utils/tex.js\nloadModule mod /khan-exercises/utils/jquery.adhesion.js\nloadModule mod /khan-exercises/utils/calculator.js\nloadModule mod /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nloadScript loading /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nloadScript loaded /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nstartTask...\nstartTask got task undefined\nloadExercise start linear_equations_1.html\nloading and rendering plotting_the_line_of_best_fit\nloadExercise start plotting_the_line_of_best_fit.html\nloadExercise got linear_equations_1.html\nloadExercise submod math\nloadModule mod /khan-exercises/utils/math.js\nloadModule mod /khan-exercises/utils/../third_party/raphael.js\nloadExercise submod math-format\nloadModule mod /khan-exercises/utils/math-format.js\nloadModule mod /khan-exercises/utils/expressions.js\nloadExercise submod answer-types\nloadExercise submod tmpl\nloadExercise submod tex\nloadExercise submod jquery.adhesion\nloadExercise submod calculator\nloadExercise submod /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nloadExercise finish linear_equations_1.html\nloadExercise got plotting_the_line_of_best_fit.html\nloadExercise submod math\nloadExercise submod math-format\nloadExercise submod graphie\nloadModule mod /khan-exercises/utils/graphie.js\nloadModule mod /khan-exercises/utils/kpoint.js\nloadModule mod /khan-exercises/utils/kvector.js\nloadExercise submod interactive\nloadModule mod /khan-exercises/utils/interactive.js\nloadModule mod /khan-exercises/utils/../third_party/jquery.mobile.vmouse.js\nloadExercise submod answer-types\nloadExercise submod tmpl\nloadExercise submod tex\nloadExercise submod jquery.adhesion\nloadExercise submod calculator\nloadExercise submod /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nloadExercise finish plotting_the_line_of_best_fit.html\nloaded plotting_the_line_of_best_fit, now rendering\nstart of makeProblem\nchose problem type and seed for plotting_the_line_of_best_fit\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\nrunning graphieLoad\nran graphieLoad\nrunning kpointLoad\nran kpointLoad\n(kvectorLoad not a fn; src undefined)\n(interactiveLoad not a fn; src undefined)\n(../third_party/jquery.mobile.vmouseLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nstartTask...\nstartTask got task radical_equations\nrenderExerciseTask radical_equations\nloading and rendering radical_equations\nloadExercise start radical_equations.html\nloadExercise got radical_equations.html\nloadExercise submod math\nloadExercise submod math-format\nloadExercise submod answer-types\nloadExercise submod tmpl\nloadExercise submod tex\nloadExercise submod jquery.adhesion\nloadExercise submod calculator\nloadExercise submod /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nloadExercise finish radical_equations.html\nloaded radical_equations, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(graphieCleanup not a fn; src undefined)\n(kpointCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\n(interactiveCleanup not a fn; src undefined)\n(../third_party/jquery.mobile.vmouseCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(graphieCleanup not a fn; src undefined)\n(kpointCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\n(interactiveCleanup not a fn; src undefined)\n(../third_party/jquery.mobile.vmouseCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for radical_equations\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (5\\sqrt{x} - 2 = 10\\sqrt{x} + 3)\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type radio\nvalidator created\nvalidator was falsey\nstart of makeProblem\nchose problem type and seed for linear_equations_1\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type multiple\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nloading and rendering radical_equations\nloaded radical_equations, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for radical_equations\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (8\\sqrt{x} - 2 = 10\\sqrt{x} + 8)\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type radio\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nloading and rendering radical_equations\nloaded radical_equations, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for radical_equations\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (3\\sqrt{x} - 10 = 5\\sqrt{x} + 6)\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type radio\nvalidator created\nvalidator was falsey\nstart of makeProblem\nchose problem type and seed for linear_equations_1\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type multiple\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nloading and rendering radical_equations\nloaded radical_equations, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for radical_equations\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (3\\sqrt{x} + 6 = 9\\sqrt{x} + 4)\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type radio\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nloading and rendering radical_equations\nloaded radical_equations, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for radical_equations\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (7\\sqrt{x} - 6 = 4\\sqrt{x} + 5)\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type radio\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nstartTask...\nstartTask got task solving_quadratics_by_factoring\nrenderExerciseTask solving_quadratics_by_factoring\nloading and rendering solving_quadratics_by_factoring\nloadExercise start solving_quadratics_by_factoring.html\nloadExercise got solving_quadratics_by_factoring.html\nloadExercise submod math\nloadExercise submod math-format\nloadExercise submod answer-types\nloadExercise submod tmpl\nloadExercise submod tex\nloadExercise submod jquery.adhesion\nloadExercise submod calculator\nloadExercise submod /khan-exercises/third_party/MathJax/2.1/MathJax.js?config=KAthJax-9e2776ffe7d2006f16f36d0d55d9464b\nloadExercise finish solving_quadratics_by_factoring.html\nloaded solving_quadratics_by_factoring, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for solving_quadratics_by_factoring\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type set\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nloading and rendering solving_quadratics_by_factoring\nloaded solving_quadratics_by_factoring, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for solving_quadratics_by_factoring\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type set\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nloading and rendering solving_quadratics_by_factoring\nloaded solving_quadratics_by_factoring, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for solving_quadratics_by_factoring\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type multiple\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nloading and rendering solving_quadratics_by_factoring\nloaded solving_quadratics_by_factoring, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for solving_quadratics_by_factoring\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type set\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nMathJax done typesetting (\\space \\text{and}\\space x = {})\nloading and rendering solving_quadratics_by_factoring\nloaded solving_quadratics_by_factoring, now rendering\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(answer-typesCleanup not a fn; src undefined)\n(tmplCleanup not a fn; src undefined)\nrunning texCleanup\nran texCleanup\n(jquery.adhesionCleanup not a fn; src undefined)\n(calculatorCleanup not a fn; src undefined)\n(mathCleanup not a fn; src undefined)\n(../third_party/raphaelCleanup not a fn; src undefined)\n(math-formatCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for solving_quadratics_by_factoring\ncloned problem\ncloned global elements\nran tmplApply to vars and main elements\nran tmplApply to [id]\nremoved hints from DOM\nevaled inline scripts\nadded inline styles\n(answer-typesLoad not a fn; src undefined)\nrunning tmplLoad\nran tmplLoad\n(texLoad not a fn; src undefined)\n(jquery.adhesionLoad not a fn; src undefined)\n(calculatorLoad not a fn; src undefined)\n(mathLoad not a fn; src undefined)\n(../third_party/raphaelLoad not a fn; src undefined)\n(math-formatLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\ndone with runModules Load\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\ndone with runModules\ndecided on answer type multiple\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\n(answer-types not a fn; src undefined)\nrunning tmpl\nran tmpl\nrunning tex\nran tex\n(jquery.adhesion not a fn; src undefined)\n(calculator not a fn; src undefined)\n(math not a fn; src undefined)\n(../third_party/raphael not a fn; src undefined)\n(math-format not a fn; src undefined)\n(expressions not a fn; src undefined)\nvalidator created\nstartTask...\nstartTask got task undefined\nloading and rendering plotting_the_line_of_best_fit"}}