// Numbas version: exam_results_page_options
{"name": "Expand a product of three binomials in $x$", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"extensions": [], "functions": {}, "advice": "", "tags": [], "ungrouped_variables": ["a", "b", "c"], "name": "Expand a product of three binomials in $x$", "variables": {"a": {"definition": "random(-5 .. 5#1)", "group": "Ungrouped variables", "description": "", "templateType": "randrange", "name": "a"}, "c": {"definition": "random(-5 .. 5#1)", "group": "Ungrouped variables", "description": "", "templateType": "randrange", "name": "c"}, "b": {"definition": "random(-5 .. 5#1)", "group": "Ungrouped variables", "description": "", "templateType": "randrange", "name": "b"}}, "variablesTest": {"condition": "", "maxRuns": 100}, "statement": "", "parts": [{"vsetRangePoints": 5, "showCorrectAnswer": true, "customMarkingAlgorithm": "", "marks": 1, "mustmatchpattern": {"message": "You must expand all brackets.", "partialCredit": 0, "nameToCompare": "", "pattern": "`! m_anywhere(?*(? + ?`+))"}, "scripts": {}, "answer": "x^3+{a+b+c}*x^2+{a*b+a*c+b*c}*x+{a*b*c}", "variableReplacementStrategy": "originalfirst", "vsetRange": [0, 1], "showFeedbackIcon": true, "prompt": "<p>Expand $\\simplify{ (x+{a})(x+{b})(x+{c})}$</p>", "unitTests": [], "valuegenerators": [{"value": "", "name": "x"}], "checkVariableNames": false, "variableReplacements": [], "adaptiveMarkingPenalty": 0, "checkingAccuracy": 0.001, "type": "jme", "failureRate": 1, "customName": "", "showPreview": true, "useCustomName": false, "extendBaseMarkingAlgorithm": true, "checkingType": "absdiff"}], "rulesets": {}, "preamble": {"js": "", "css": ""}, "metadata": {"licence": "Creative Commons Attribution 4.0 International", "description": "The student must expand an expression of the form $(x+a)(x+b)(x+c)$. A pattern restriction ensures there are no brackets in their answer.<br>"}, "variable_groups": [], "contributors": [{"name": "Christian Lawson-Perfect", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7/"}, {"name": "Chris Graham", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/369/"}]}]}], "contributors": [{"name": "Christian Lawson-Perfect", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7/"}, {"name": "Chris Graham", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/369/"}]}