// Numbas version: exam_results_page_options
{"name": "Jinhua's copy of Differentiation 2 - Basic Polynomial Expressions", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"functions": {}, "ungrouped_variables": ["ac", "bc", "cc", "dc", "d"], "name": "Jinhua's copy of Differentiation 2 - Basic Polynomial Expressions", "tags": [], "advice": "<p>If you do not understand how to carry out these problems, please go back to <em>'Differentiation 1- Basic Polynomial Expressions'.</em></p>", "rulesets": {}, "parts": [{"variableReplacements": [], "prompt": "<p>$\\simplify{({ac[0]}/{d[0]})x^3+({bc[0]}/{d[1]})x^2+({cc[0]}/{d[2]})x+({dc[0]}/{d[3]})}$</p>", "expectedvariablenames": [], "checkingaccuracy": 0.001, "type": "jme", "showpreview": true, "vsetrangepoints": 5, "variableReplacementStrategy": "originalfirst", "showCorrectAnswer": true, "answersimplification": "all", "scripts": {}, "answer": "3{ac[0]}/{d[0]}x^2+2{bc[0]}/{d[1]}x+{cc[0]}/{d[2]}", "marks": "2", "checkvariablenames": false, "checkingtype": "absdiff", "vsetrange": [0, 1]}, {"variableReplacements": [], "prompt": "<p>$\\simplify{({ac[1]}/{d[4]})x^3+({bc[1]}/{d[5]})x^2+({cc[1]}/{d[6]})x+({dc[1]}/{d[7]})}$</p>", "expectedvariablenames": [], "checkingaccuracy": 0.001, "type": "jme", "showpreview": true, "vsetrangepoints": 5, "variableReplacementStrategy": "originalfirst", "showCorrectAnswer": true, "answersimplification": "all", "scripts": {}, "answer": "3{ac[1]}/{d[4]}x^2+2{bc[1]}/{d[5]}x+{cc[1]}/{d[6]}", "marks": "2", "checkvariablenames": false, "checkingtype": "absdiff", "vsetrange": [0, 1]}, {"variableReplacements": [], "prompt": "<p>$\\simplify{({ac[2]}/{d[8]})x^3+({bc[2]}/{d[9]})x^2+({cc[2]}/{d[10]})x+({dc[2]}/{d[11]})}$</p>", "expectedvariablenames": [], "checkingaccuracy": 0.001, "type": "jme", "showpreview": true, "vsetrangepoints": 5, "variableReplacementStrategy": "originalfirst", "showCorrectAnswer": true, "answersimplification": "all", "scripts": {}, "answer": "3{ac[2]}/{d[8]}x^2+2{bc[2]}/{d[9]}x+{cc[2]}/{d[10]}", "marks": "2", "checkvariablenames": false, "checkingtype": "absdiff", "vsetrange": [0, 1]}], "statement": "<p><strong>Differentiate the following polynomials.</strong></p>\n<p><em>When you type in fractions, put ( ) around it. For example, for (1/2)*x^2, you used \"/\" for raction and put ( ) and \"*\" for multiply and \"^\" for power.</em></p>", "variable_groups": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "preamble": {"css": "", "js": ""}, "variables": {"cc": {"definition": "repeat(random(-15..15),3)", "templateType": "anything", "group": "Ungrouped variables", "name": "cc", "description": ""}, "ac": {"definition": "repeat(random(-3..3),3)", "templateType": "anything", "group": "Ungrouped variables", "name": "ac", "description": ""}, "bc": {"definition": "repeat(random(-10..10),3)", "templateType": "anything", "group": "Ungrouped variables", "name": "bc", "description": ""}, "d": {"definition": "repeat(random(1..9),12)", "templateType": "anything", "group": "Ungrouped variables", "name": "d", "description": ""}, "dc": {"definition": "repeat(random(-30..30),3)", "templateType": "anything", "group": "Ungrouped variables", "name": "dc", "description": ""}}, "metadata": {"notes": "", "description": "<p>More work on differentiation with fractional coefficients</p>", "licence": "Creative Commons Attribution 4.0 International"}, "type": "question", "showQuestionGroupNames": false, "question_groups": [{"name": "", "pickingStrategy": "all-ordered", "pickQuestions": 0, "questions": []}], "contributors": [{"name": "Jean jinhua Mathias", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/353/"}]}]}], "contributors": [{"name": "Jean jinhua Mathias", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/353/"}]}