// Numbas version: finer_feedback_settings
{"name": "Mock exam  Linea factorisation - Summative test", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"variablesTest": {"condition": "", "maxRuns": 100}, "advice": "", "ungrouped_variables": ["c", "c2", "c3"], "tags": [], "variable_groups": [], "statement": "<h2></h2>\n<p><strong>Factorise the following expressions by taking out the highest common factor.</strong></p>\n<p>Make sure you input an asterisk (*) for multiplication wherever necessary.</p>\n<p>For example, $xy$&nbsp;should be written as $x*y$, and $ya(b+c)$&nbsp;should be written as&nbsp;$y*a*(b+c)$.</p>", "functions": {}, "parts": [{"checkvariablenames": true, "variableReplacements": [], "expectedvariablenames": ["x", "a", "b", "c", "p", "q", "l", "m", "y"], "vsetrange": [0, 1], "showpreview": true, "checkingaccuracy": 0.001, "checkingtype": "absdiff", "answer": "2({c[0]}/2-{c[1]}/2x^2)", "answersimplification": "all", "prompt": "<p>$\\var{c[0]}-\\var{c[1]}x^2=$</p>", "vsetrangepoints": 5, "scripts": {}, "type": "jme", "showCorrectAnswer": true, "showFeedbackIcon": true, "marks": 1, "variableReplacementStrategy": "originalfirst", "musthave": {"showStrings": false, "partialCredit": 0, "message": "<p>Your answer must be factorised</p>", "strings": ["(", ")"]}}, {"checkvariablenames": true, "variableReplacements": [], "expectedvariablenames": ["x", "a", "b", "c", "p", "q", "l", "m", "y"], "vsetrange": [0, 1], "showpreview": true, "checkingaccuracy": 0.001, "checkingtype": "absdiff", "answer": "2a*({c[4]}a/2+{c[5]}b/2)", "answersimplification": "all", "prompt": "<p>$\\var{c[4]}a^2+\\var{c[5]}ab=$</p>", "vsetrangepoints": 5, "scripts": {}, "type": "jme", "showCorrectAnswer": true, "showFeedbackIcon": true, "marks": 1, "variableReplacementStrategy": "originalfirst", "musthave": {"showStrings": false, "partialCredit": 0, "message": "<p>Your answer must be factorised</p>", "strings": ["(", ")"]}}], "variables": {"c3": {"definition": "shuffle([2,4,6,10,14])[0..3]", "description": "<p>Part f (HCF:2)</p>", "name": "c3", "group": "Ungrouped variables", "templateType": "anything"}, "c2": {"definition": "shuffle([3,3,6,9,15])[0..5]", "description": "<p>Coefficients in e,f &nbsp;(HCF: 3)</p>", "name": "c2", "group": "Ungrouped variables", "templateType": "anything"}, "c": {"definition": "shuffle([2,2,6,8,10,14])", "description": "<p>Coefficients in a,b,c (HCF: 2)</p>", "name": "c", "group": "Ungrouped variables", "templateType": "anything"}}, "rulesets": {}, "metadata": {"description": "<p>Factorising polynomials using the highest common factor</p>", "licence": "Creative Commons Attribution 4.0 International"}, "name": "Mock exam  Linea factorisation - Summative test", "preamble": {"js": "", "css": ""}, "extensions": [], "type": "question", "contributors": [{"name": "steve kilgallon", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/268/"}]}]}], "contributors": [{"name": "steve kilgallon", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/268/"}]}