{"action":"closed","issue":{"url":"https://api.github.com/repos/Khan/khan-exercises/issues/110930","labels_url":"https://api.github.com/repos/Khan/khan-exercises/issues/110930/labels{/name}","comments_url":"https://api.github.com/repos/Khan/khan-exercises/issues/110930/comments","events_url":"https://api.github.com/repos/Khan/khan-exercises/issues/110930/events","html_url":"https://github.com/Khan/khan-exercises/issues/110930","id":22385314,"number":110930,"title":"Recognizing rays, lines, and line segments / xbeb602666bfe43bd - Error","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/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":"2013-11-09T12:05:25Z","updated_at":"2015-11-20T23:54:36Z","closed_at":"2015-11-20T23:54:36Z","body":"Diagram C shows 2 rays pointing left & right separated by a segment (according to definitions given)\n\nhttp://www.khanacademy.org/preview/content/items/xbeb602666bfe43bd\n\n    [{\"values\":[true,true,true,false,false]},{\"values\":[true,true,true,false,false]}]\n\nUser hash: 1408055696\n\nMozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; MATP; .NET4.0C; McAfee; InfoPath.3; BRI/2)\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 area_1.html\nloadExercise start subtracting_fractions_with_common_denominators.html\nloadExercise start cube_roots.html\nloading and rendering area_1\nloadExercise got subtracting_fractions_with_common_denominators.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 graphie\nloadModule mod /khan-exercises/utils/graphie.js\nloadModule mod /khan-exercises/utils/kvector.js\nloadExercise submod graphie-helpers\nloadModule mod /khan-exercises/utils/graphie-helpers.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 subtracting_fractions_with_common_denominators.html\nloadExercise got area_1.html\nloadExercise submod math\nloadExercise submod graphie\nloadExercise submod graphie-geometry\nloadModule mod /khan-exercises/utils/graphie-geometry.js\nloadModule mod /khan-exercises/utils/kmatrix.js\nloadModule mod /khan-exercises/utils/kline.js\nloadModule mod /khan-exercises/utils/kpoint.js\nloadExercise submod word-problems\nloadModule mod /khan-exercises/utils/word-problems.js\nloadExercise submod interactive\nloadModule mod /khan-exercises/utils/interactive.js\nloadModule mod /khan-exercises/utils/../third_party/jquery.mobile.vmouse.js\nloadExercise submod subhints\nloadModule mod /khan-exercises/utils/subhints.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 area_1.html\nloaded area_1, now rendering\nstart of makeProblem\nchose problem type and seed for area_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(graphieLoad not a fn; src undefined)\n(kvectorLoad not a fn; src undefined)\nrunning graphie-geometryLoad\nran graphie-geometryLoad\n(kmatrixLoad not a fn; src undefined)\n(expressionsLoad not a fn; src undefined)\nrunning klineLoad\nran klineLoad\nrunning kpointLoad\nran kpointLoad\nrunning word-problemsLoad\nran word-problemsLoad\n(interactiveLoad not a fn; src undefined)\n(../third_party/jquery.mobile.vmouseLoad not a fn; src undefined)\n(subhintsLoad 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)\nrunning graphie\nMathJax done typesetting (3\\text{ ft})\nMathJax done typesetting (3\\text{ ft})\nran graphie\n(kvector not a fn; src undefined)\n(graphie-geometry not a fn; src undefined)\n(kmatrix not a fn; src undefined)\n(expressions not a fn; src undefined)\n(kline not a fn; src undefined)\n(kpoint not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\n(subhints 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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(graphie-geometry not a fn; src undefined)\n(kmatrix not a fn; src undefined)\n(expressions not a fn; src undefined)\n(kline not a fn; src undefined)\n(kpoint not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\n(subhints 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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(graphie-geometry not a fn; src undefined)\n(kmatrix not a fn; src undefined)\n(expressions not a fn; src undefined)\n(kline not a fn; src undefined)\n(kpoint not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\n(subhints 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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(graphie-geometry not a fn; src undefined)\n(kmatrix not a fn; src undefined)\n(expressions not a fn; src undefined)\n(kline not a fn; src undefined)\n(kpoint not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\n(subhints 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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(graphie-geometry not a fn; src undefined)\n(kmatrix not a fn; src undefined)\n(expressions not a fn; src undefined)\n(kline not a fn; src undefined)\n(kpoint not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\n(subhints 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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(graphie-geometry not a fn; src undefined)\n(kmatrix not a fn; src undefined)\n(expressions not a fn; src undefined)\n(kline not a fn; src undefined)\n(kpoint not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\n(subhints not a fn; src undefined)\nvalidator created\nloadExercise got cube_roots.html\nloadExercise submod math\nloadExercise submod graphie\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 cube_roots.html\nloading and rendering cube_roots\nloaded cube_roots, 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\n(graphie-geometryCleanup not a fn; src undefined)\n(kmatrixCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(klineCleanup not a fn; src undefined)\n(kpointCleanup not a fn; src undefined)\n(word-problemsCleanup not a fn; src undefined)\n(interactiveCleanup not a fn; src undefined)\n(../third_party/jquery.mobile.vmouseCleanup not a fn; src undefined)\n(subhintsCleanup 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\n(graphie-geometryCleanup not a fn; src undefined)\n(kmatrixCleanup not a fn; src undefined)\n(expressionsCleanup not a fn; src undefined)\n(klineCleanup not a fn; src undefined)\n(kpointCleanup not a fn; src undefined)\n(word-problemsCleanup not a fn; src undefined)\n(interactiveCleanup not a fn; src undefined)\n(../third_party/jquery.mobile.vmouseCleanup not a fn; src undefined)\n(subhintsCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for cube_roots\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(graphieLoad not a fn; src undefined)\n(kvectorLoad 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 (\\Large{\\sqrt[3]{8} = \\text{?}})\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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\ndone with runModules\ndecided on answer type number\nvalidator created\nloadExercise start fractions_on_the_number_line_3.html\nloadExercise start logarithms_2.html\nloadExercise got fractions_on_the_number_line_3.html\nloadExercise submod math\nloadExercise submod math-format\nloadExercise submod graphie\nloadExercise submod word-problems\nloadExercise submod interactive\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 fractions_on_the_number_line_3.html\nloadExercise got logarithms_2.html\nloadExercise submod math\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 logarithms_2.html\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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\nloading and rendering logarithms_2\nloaded logarithms_2, 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for logarithms_2\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)\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)\ndone with runModules\ndecided on answer type number\nvalidator created\nloadExercise start square_roots.html\nloadExercise start matrix_transpose.html\nloadExercise got square_roots.html\nloadExercise submod math\nloadExercise submod graphie\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 square_roots.html\nloadExercise got matrix_transpose.html\nloadExercise submod math\nloadExercise submod kmatrix\nloadExercise submod matrix-input\nloadModule mod /khan-exercises/utils/matrix-input.js\nloadModule mod /khan-exercises/utils/../third_party/jquery.cursor-position.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 matrix_transpose.html\nloading and rendering square_roots\nloaded square_roots, 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(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)\nstart of makeProblem\nchose problem type and seed for square_roots\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(graphieLoad not a fn; src undefined)\n(kvectorLoad 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 (\\Large{\\sqrt{121} = \\text{?}})\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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\ndone with runModules\ndecided on answer type number\nvalidator created\nloadExercise start adding_and_subtracting_polynomials.html\nloadExercise got adding_and_subtracting_polynomials.html\nloadExercise submod math\nloadExercise submod math-format\nloadExercise submod polynomials\nloadModule mod /khan-exercises/utils/polynomials.js\nloadExercise submod functional\nloadModule mod /khan-exercises/utils/functional.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 adding_and_subtracting_polynomials.html\nloading and rendering adding_and_subtracting_polynomials\nloaded adding_and_subtracting_polynomials, 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for adding_and_subtracting_polynomials\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)\n(polynomialsLoad not a fn; src undefined)\n(functionalLoad 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)\n(polynomials not a fn; src undefined)\n(functional not a fn; src undefined)\ndone with runModules\ndecided on answer type expression\nvalidator created\nloadExercise start absolute_value.html\nloadExercise start adding_negative_numbers.html\nloadExercise got absolute_value.html\nloadExercise submod math\nloadExercise submod graphie\nloadExercise submod graphie-helpers\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 absolute_value.html\nloadExercise got adding_negative_numbers.html\nloadExercise submod math\nloadExercise submod graphie\nloadExercise submod graphie-helpers\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 adding_negative_numbers.html\nMathJax done typesetting (\\displaystyle 8)\nMathJax done typesetting (\\displaystyle 8x)\nMathJax done typesetting (\\displaystyle 8 \\cdot 5x)\nMathJax done typesetting (\\displaystyle 8 \\cdot 5x+9)\nMathJax done typesetting (\\displaystyle 8 \\cdot 5x+9x)\nMathJax done typesetting (\\displaystyle 8 \\cdot 5x+9 \\cdot 4x)\nloading and rendering absolute_value\nloaded absolute_value, 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(polynomialsCleanup not a fn; src undefined)\n(functionalCleanup 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(polynomialsCleanup not a fn; src undefined)\n(functionalCleanup not a fn; src undefined)\nstart of makeProblem\nchose problem type and seed for absolute_value\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(graphieLoad not a fn; src undefined)\n(kvectorLoad not a fn; src undefined)\n(graphie-helpersLoad 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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(graphie-helpers 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 number\nvalidator created\nloadExercise start scientific_notation.html\nloadExercise got scientific_notation.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 scientific_notation.html\nloading and rendering fractions_on_the_number_line_3\nloaded fractions_on_the_number_line_3, 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\n(graphie-helpersCleanup 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(graphieCleanup not a fn; src undefined)\n(kvectorCleanup not a fn; src undefined)\n(graphie-helpersCleanup 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 fractions_on_the_number_line_3\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)\n(graphieLoad not a fn; src undefined)\n(kvectorLoad not a fn; src undefined)\nrunning word-problemsLoad\nran word-problemsLoad\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\nran tmpl\nrunning tex\nMathJax done typesetting (\\color{orange}{\\text{orange dot}})\nMathJax done typesetting (\\color{orange}{-\\dfrac{17}{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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\ndone with runModules\ndecided on answer type custom\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)\nrunning graphie\nran graphie\n(kvector not a fn; src undefined)\n(word-problems not a fn; src undefined)\n(interactive not a fn; src undefined)\n(../third_party/jquery.mobile.vmouse not a fn; src undefined)\nvalidator created\nloadExercise start vertical_angles.html\nloadExercise got vertical_angles.html\nloadExercise submod math\nloadExercise submod graphie\nloadExercise submod graphie-helpers\nloadExercise submod angles\nloadModule mod /khan-exercises/utils/angles.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 vertical_angles.html\nloading and rendering scientific_notation\nloaded scientific_notation, 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(kvectorCleanup not a fn; src undefined)\n(word-problemsCleanup 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(kvectorCleanup not a fn; src undefined)\n(word-problemsCleanup 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 scientific_notation\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 (\\newcommand{\\exponentColor}[1]{\\color{purple}{#1}}\\newcommand{\\leadingColor}[1]{\\color{green}{#1}})\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)\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)\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 recognizing_rays_lines_and_line_segments\nrenderExerciseTask recognizing_rays_lines_and_line_segments\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)\nstartTask...\nstartTask got task undefined\nstartTask...\nstartTask got task recognizing_rays_lines_and_line_segments\nrenderExerciseTask recognizing_rays_lines_and_line_segments"}}