// Numbas version: exam_results_page_options
{"showQuestionGroupNames": false, "percentPass": 0, "showstudentname": false, "navigation": {"showresultspage": "oncompletion", "allowregen": false, "preventleave": true, "onleave": {"message": "<p>A&uacute;n no respondes esta pregunta, &iquest;seguro que deseas pasar a otra?</p>", "action": "warnifunattempted"}, "browse": true, "showfrontpage": true, "reverse": true}, "name": "Simplificaci\u00f3n de expresiones algebraicas", "question_groups": [{"pickQuestions": 1, "pickingStrategy": "all-ordered", "name": "Group", "questions": [{"name": "sim1", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variablesTest": {"condition": "", "maxRuns": 100}, "tags": [], "rulesets": {}, "variable_groups": [], "functions": {}, "advice": "", "preamble": {"css": "", "js": ""}, "statement": "", "ungrouped_variables": ["r", "a", "m", "n"], "metadata": {"description": "", "licence": "None specified"}, "variables": {"a": {"name": "a", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(3..10)"}, "r": {"name": "r", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(3..10)"}, "n": {"name": "n", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(-5..5 except 0)"}, "m": {"name": "m", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(-5..5 except 0)"}}, "parts": [{"checkvariablenames": false, "prompt": "<p>Simplificar, lo m&aacute;ximo posible, la siguiente expresi&oacute;n algebraica</p>\n<p>\\[ \\dfrac{\\simplify{({a}{m}x^{r})}}{\\simplify{({a}{n}x)}} \\]</p>", "variableReplacements": [], "checkingaccuracy": 0.001, "showCorrectAnswer": true, "vsetrange": [0, 1], "showpreview": true, "answersimplification": "collectNumbers", "marks": 1, "vsetrangepoints": 5, "scripts": {}, "type": "jme", "answer": "({m})/({n})x^{r-1}", "checkingtype": "absdiff", "expectedvariablenames": [], "variableReplacementStrategy": "originalfirst", "showFeedbackIcon": true}], "type": "question"}, {"name": "sim2", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variablesTest": {"condition": "", "maxRuns": 100}, "rulesets": {}, "tags": [], "statement": "", "advice": "", "preamble": {"css": "", "js": ""}, "parts": [{"checkvariablenames": false, "prompt": "<p>Simplificar, lo m&aacute;ximo posible, la siguiente expresi&oacute;n algebraica</p>\n<p>\\[ \\dfrac{\\simplify{{n}{k}a^2+{k}ab}}{\\simplify{{n}{k}a^2-{k}ab}}\\]</p>\n<p></p>", "expectedvariablenames": [], "checkingaccuracy": 0.001, "showCorrectAnswer": true, "showpreview": true, "vsetrange": [0, 1], "marks": 1, "vsetrangepoints": 5, "scripts": {}, "type": "jme", "answer": "({n}a+b)/({n}a-b)", "checkingtype": "absdiff", "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "showFeedbackIcon": true}], "functions": {}, "metadata": {"description": "", "licence": "None specified"}, "variables": {"k": {"name": "k", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(-10..10 except 0)"}, "n": {"name": "n", "templateType": "anything", "description": "", "group": "Ungrouped variables", "definition": "random(1..10)"}}, "variable_groups": [], "ungrouped_variables": ["n", "k"], "type": "question"}, {"name": "sim3", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"n": {"definition": "random(-5..5 except 0)", "group": "Ungrouped variables", "templateType": "anything", "name": "n", "description": ""}, "k": {"definition": "random(-5..5 except 0)", "group": "Ungrouped variables", "templateType": "anything", "name": "k", "description": ""}}, "parts": [{"checkingaccuracy": 0.001, "checkvariablenames": false, "answer": "({n}a+b)/({n}a-b)", "variableReplacements": [], "type": "jme", "showFeedbackIcon": true, "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p></p>\n<p>\\[\\dfrac{(\\simplify{{n}{k}a^2+({k}-{n})ab-b^2})}{(\\simplify{{n}{k}a^2-({n}+{k})ab+b^2})}\\]</p>\n<p></p>\n<p><em>Recuerde escribir en su respuesta los par&eacute;ntesis de cada expresi&oacute;n algebraica. Por ejemplo&nbsp;</em></p>\n<p><em>si su respuesta es $\\dfrac{a+b}{a-b}$ debe escribir $(a+b)/(a-b)$</em></p>", "vsetrange": [0, 1], "marks": 1, "scripts": {}, "variableReplacementStrategy": "originalfirst", "checkingtype": "absdiff", "expectedvariablenames": [], "showpreview": true, "vsetrangepoints": 5, "showCorrectAnswer": true}], "rulesets": {}, "ungrouped_variables": ["n", "k"], "metadata": {"description": "", "licence": "None specified"}, "advice": "", "functions": {}, "statement": "", "variable_groups": [], "preamble": {"js": "", "css": ""}, "tags": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "type": "question"}, {"name": "sim4", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"m": {"definition": "random(1..5)", "group": "Ungrouped variables", "templateType": "anything", "description": "", "name": "m"}, "n": {"definition": "random(1..5)", "group": "Ungrouped variables", "templateType": "anything", "description": "", "name": "n"}}, "functions": {}, "tags": [], "preamble": {"css": "", "js": ""}, "parts": [{"scripts": {}, "type": "jme", "showpreview": true, "checkingaccuracy": 0.001, "answer": "({m}a+{n}b)/({m}+{n})", "expectedvariablenames": [], "vsetrange": [0, 1], "showFeedbackIcon": true, "answersimplification": "collectNumbers", "marks": 1, "checkingtype": "absdiff", "variableReplacementStrategy": "originalfirst", "showCorrectAnswer": true, "vsetrangepoints": 5, "variableReplacements": [], "checkvariablenames": false, "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{(\\simplify{{m^2}a^2-{n^2}b^2})}{(\\simplify{({m^2}+{m}{n})a-({m}{n}+{n^2})b})}\\]</p>\n<p><em>Recuerde escribir en su respuesta los par&eacute;ntesis de cada expresi&oacute;n algebraica. Por ejemplo&nbsp;</em></p>\n<p><em>si su respuesta es $\\dfrac{a+b}{a-b}$ debe escribir $(a+b)/(a-b)$</em></p>"}], "rulesets": {}, "statement": "", "variable_groups": [], "ungrouped_variables": ["m", "n"], "variablesTest": {"condition": "", "maxRuns": 100}, "advice": "", "metadata": {"licence": "None specified", "description": ""}, "type": "question"}, {"name": "sim5", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"d": {"description": "", "name": "d", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..5)"}, "c": {"description": "", "name": "c", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..5)"}, "m": {"description": "", "name": "m", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..10)"}, "b": {"description": "", "name": "b", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(1..5)"}}, "statement": "", "tags": [], "variable_groups": [], "metadata": {"description": "", "licence": "None specified"}, "parts": [{"variableReplacements": [], "showCorrectAnswer": true, "showpreview": true, "answer": "({c}x+{d}y)/({m}a+b)", "vsetrangepoints": 5, "checkingaccuracy": 0.001, "type": "jme", "answersimplification": "collectNumbers", "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{(\\simplify{({m}{c}ax)+({m}{d}ay)-{c}bx-{d}by})}{(\\simplify{{m^2}a^2-b^2})}\\]</p>\n<p><em>Recuerde escribir en su respuesta los par&eacute;ntesis de cada expresi&oacute;n algebraica. Por ejemplo&nbsp;</em></p>\n<p><em>si su respuesta es $\\dfrac{a+b}{a-b}$ debe escribir $(a+b)/(a-b)$</em></p>", "checkingtype": "absdiff", "scripts": {}, "expectedvariablenames": [], "vsetrange": [0, 1], "marks": 1, "checkvariablenames": false, "showFeedbackIcon": true, "variableReplacementStrategy": "originalfirst"}], "ungrouped_variables": ["m", "b", "c", "d"], "preamble": {"js": "", "css": ""}, "variablesTest": {"condition": "", "maxRuns": 100}, "advice": "", "functions": {}, "rulesets": {}, "type": "question"}, {"name": "sim6", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"n": {"description": "", "name": "n", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..5)"}, "m": {"description": "", "name": "m", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(2..5)"}}, "statement": "", "tags": [], "variable_groups": [], "metadata": {"description": "", "licence": "None specified"}, "parts": [{"variableReplacements": [], "vsetrangepoints": 5, "showpreview": true, "checkingaccuracy": 0.001, "type": "jme", "answersimplification": "collectNumbers", "marks": 1, "checkingtype": "absdiff", "scripts": {}, "expectedvariablenames": [], "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{(\\simplify{{m^3}a^2-{m}{n^2}b^2})}{(\\simplify{{m^2}{n}a^2-{n^3}b^2})}\\]</p>\n<p><em>Recuerde escribir en su respuesta los par&eacute;ntesis de cada expresi&oacute;n algebraica. Por ejemplo&nbsp;</em></p>\n<p><em>si su respuesta es $\\dfrac{a+b}{a-b}$ debe escribir $(a+b)/(a-b)$</em></p>", "vsetrange": [0, 1], "showCorrectAnswer": true, "answer": "({m})/({n})", "checkvariablenames": false, "showFeedbackIcon": true, "variableReplacementStrategy": "originalfirst"}], "ungrouped_variables": ["m", "n"], "preamble": {"js": "", "css": ""}, "variablesTest": {"maxRuns": 100, "condition": ""}, "advice": "", "functions": {}, "rulesets": {}, "type": "question"}, {"name": "sim7", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "advice": "", "ungrouped_variables": ["a", "b"], "variablesTest": {"maxRuns": 100, "condition": ""}, "statement": "", "functions": {}, "rulesets": {}, "variable_groups": [], "preamble": {"js": "", "css": ""}, "tags": [], "metadata": {"licence": "None specified", "description": ""}, "parts": [{"answersimplification": "collectNumbers", "showpreview": true, "checkingaccuracy": 0.001, "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{\\dfrac{\\simplify{{a}x^2-{a}{b^2}}}{\\var{b}}}{\\dfrac{\\simplify{x^2-(2{b})x+{b^2}}}{x+\\var{b}}}\\]</p>\n<p><em>Recuerde escribir en su respuesta los par&eacute;ntesis de cada expresi&oacute;n algebraica. Por ejemplo&nbsp;</em></p>\n<p><em>si su respuesta es $\\dfrac{a+b}{a-b}$ debe escribir $(a+b)/(a-b)$</em></p>", "type": "jme", "vsetrange": [0, 1], "checkvariablenames": false, "answer": "({a}x+{a}{b})/({b}x-{b^2})", "vsetrangepoints": 5, "showFeedbackIcon": true, "marks": 1, "showCorrectAnswer": true, "checkingtype": "absdiff", "expectedvariablenames": [], "variableReplacements": [], "scripts": {}, "variableReplacementStrategy": "originalfirst"}], "variables": {"b": {"name": "b", "definition": "random(2..10)", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "a": {"name": "a", "definition": "random(2..10)", "group": "Ungrouped variables", "description": "", "templateType": "anything"}}, "type": "question"}, {"name": "sim8", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"a": {"templateType": "anything", "description": "", "group": "Ungrouped variables", "name": "a", "definition": "random(2..10)"}, "r": {"templateType": "anything", "description": "", "group": "Ungrouped variables", "name": "r", "definition": "random(2..5)"}}, "parts": [{"checkingaccuracy": 0.001, "checkvariablenames": false, "answer": "(({a}-1)x^{r}-{a})/({a}(x^{r}-1))", "variableReplacements": [], "type": "jme", "expectedvariablenames": [], "prompt": "<p>Escribir la siguiente expresi&oacute;n como una fracci&oacute;n</p>\n<p>\\[1-\\dfrac{1}{\\var{a}-\\dfrac{\\var{a}}{x^\\var{r}}}\\]</p>\n<p><em>Recuerde escribir en su respuesta los par&eacute;ntesis de cada expresi&oacute;n algebraica. Por ejemplo&nbsp;</em></p>\n<p><em>si su respuesta es $\\dfrac{a+b}{a-b}$ debe escribir $(a+b)/(a-b)$</em></p>", "vsetrange": [0, 1], "marks": 1, "answersimplification": "collectNumbers", "vsetrangepoints": 5, "variableReplacementStrategy": "originalfirst", "scripts": {}, "checkingtype": "absdiff", "showFeedbackIcon": true, "showpreview": true, "showCorrectAnswer": true}], "rulesets": {}, "ungrouped_variables": ["a", "r"], "metadata": {"description": "", "licence": "None specified"}, "advice": "", "functions": {}, "statement": "", "variable_groups": [], "preamble": {"js": "", "css": ""}, "tags": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "type": "question"}, {"name": "sim9", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"b": {"definition": "random(-10..10 except 0)", "description": "", "templateType": "anything", "group": "Ungrouped variables", "name": "b"}, "a": {"definition": "random(-10..10 except 0)", "description": "", "templateType": "anything", "group": "Ungrouped variables", "name": "a"}}, "parts": [{"checkingaccuracy": 0.001, "answer": "({b}y)/1", "variableReplacements": [], "type": "jme", "showFeedbackIcon": true, "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{\\simplify{2{a}{b}}}{3x}:\\dfrac{\\simplify{2{a}}}{3xy}\\]</p>", "vsetrange": [0, 1], "marks": 1, "answersimplification": "collectNumbers", "checkvariablenames": false, "variableReplacementStrategy": "originalfirst", "scripts": {}, "checkingtype": "absdiff", "expectedvariablenames": [], "showpreview": true, "vsetrangepoints": 5, "showCorrectAnswer": true}], "rulesets": {}, "ungrouped_variables": ["a", "b"], "metadata": {"description": "", "licence": "None specified"}, "advice": "", "functions": {}, "statement": "", "variable_groups": [], "preamble": {"js": "", "css": ""}, "tags": [], "variablesTest": {"maxRuns": 100, "condition": ""}, "type": "question"}, {"name": "sim10", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "advice": "", "ungrouped_variables": ["m", "n"], "variablesTest": {"maxRuns": 100, "condition": ""}, "statement": "", "functions": {}, "rulesets": {}, "variable_groups": [], "variables": {"m": {"name": "m", "definition": "random(-10..10 except 0)", "group": "Ungrouped variables", "description": "", "templateType": "anything"}, "n": {"name": "n", "definition": "random(-10..10 except 0)", "group": "Ungrouped variables", "description": "", "templateType": "anything"}}, "tags": [], "metadata": {"licence": "None specified", "description": ""}, "parts": [{"answersimplification": "collectNumbers", "showpreview": true, "checkingaccuracy": 0.001, "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{a+b}{\\simplify{{m}ab}}:\\dfrac{a^2-b^2}{\\simplify{{n}a^2b}}\\]</p>", "type": "jme", "showFeedbackIcon": true, "scripts": {}, "checkvariablenames": false, "answer": "({n}a)/({m}(a-b))", "vsetrangepoints": 5, "variableReplacementStrategy": "originalfirst", "marks": 1, "showCorrectAnswer": true, "checkingtype": "absdiff", "expectedvariablenames": [], "variableReplacements": [], "vsetrange": [0, 1]}], "preamble": {"js": "", "css": ""}, "type": "question"}, {"name": "sim11", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"n": {"description": "", "name": "n", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-10..10 except 0)"}, "r": {"description": "", "name": "r", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-10..10 except 0)"}, "m": {"description": "", "name": "m", "group": "Ungrouped variables", "templateType": "anything", "definition": "random(-10..10 except 0)"}}, "statement": "", "tags": [], "variable_groups": [], "metadata": {"description": "", "licence": "None specified"}, "parts": [{"variableReplacements": [], "vsetrangepoints": 5, "showpreview": true, "checkingaccuracy": 0.001, "type": "jme", "answersimplification": "collectNumbers", "marks": 1, "checkingtype": "absdiff", "scripts": {}, "expectedvariablenames": [], "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{\\simplify{{m^2}a}}{\\simplify{{n^2}b^2}}:\\left(\\dfrac{\\simplify{{r}x}}{x-1}:\\dfrac{\\simplify{{r}{n}bx}}{\\simplify{{m}x-{m}}}\\right)\\]</p>", "vsetrange": [0, 1], "showCorrectAnswer": true, "answer": "({m}a)/({n}b)", "checkvariablenames": false, "showFeedbackIcon": true, "variableReplacementStrategy": "originalfirst"}], "ungrouped_variables": ["m", "n", "r"], "preamble": {"js": "", "css": ""}, "variablesTest": {"maxRuns": 100, "condition": ""}, "advice": "", "functions": {}, "rulesets": {}, "type": "question"}, {"name": "sim12", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "parts": [{"checkvariablenames": false, "prompt": "<p>Simplifique la siguiente expresi&oacute;n algebraica</p>\n<p>\\[ \\dfrac{\\simplify{{m}+1}}{\\simplify{a^2-{m^2}}} :\\dfrac{\\simplify{{n}-1}}{\\simplify{a^2-({n}-{m})a-{m}{n}}}\\]</p>", "variableReplacements": [], "checkingaccuracy": 0.001, "showCorrectAnswer": true, "vsetrange": [0, 1], "showpreview": true, "answersimplification": "collectNumbers", "marks": 1, "vsetrangepoints": 5, "scripts": {}, "type": "jme", "answer": "(({m}+1)(a-{n}))/(({n}-1)(a-{m}))", "checkingtype": "absdiff", "expectedvariablenames": [], "variableReplacementStrategy": "originalfirst", "showFeedbackIcon": true}], "variablesTest": {"condition": "", "maxRuns": 100}, "advice": "", "tags": [], "functions": {}, "rulesets": {}, "preamble": {"css": "", "js": ""}, "statement": "", "metadata": {"description": "", "licence": "None specified"}, "variables": {"n": {"definition": "random(-10..-1)", "templateType": "anything", "description": "", "group": "Ungrouped variables", "name": "n"}, "m": {"definition": "random(1..10)", "templateType": "anything", "description": "", "group": "Ungrouped variables", "name": "m"}}, "variable_groups": [], "ungrouped_variables": ["m", "n"], "type": "question"}, {"name": "sim13", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "variables": {"m": {"templateType": "anything", "group": "Ungrouped variables", "definition": "random(-10..10 except 0)", "description": "", "name": "m"}, "n": {"templateType": "anything", "group": "Ungrouped variables", "definition": "random(-10..10 except 0)", "description": "", "name": "n"}}, "functions": {}, "tags": [], "preamble": {"css": "", "js": ""}, "parts": [{"scripts": {}, "type": "jme", "showpreview": true, "checkingaccuracy": 0.001, "answer": "{m}(x-1)", "expectedvariablenames": [], "vsetrange": [0, 1], "showFeedbackIcon": true, "answersimplification": "collectNumbers", "marks": 1, "checkingtype": "absdiff", "variableReplacementStrategy": "originalfirst", "showCorrectAnswer": true, "vsetrangepoints": 5, "variableReplacements": [], "checkvariablenames": false, "prompt": "<p>Simplificar la siguiente expresi&oacute;n algebraica</p>\n<p>\\[\\dfrac{\\simplify{{m}x}}{\\simplify{x-{n}}}\\cdot \\left(\\dfrac{\\simplify{x^2-{n^2}}}{\\simplify{x^2+{n}x}}:\\dfrac{\\simplify{x+{n}}}{\\simplify{x^2+({n}-1)x-{n}}}\\right)\\]</p>"}], "rulesets": {}, "statement": "", "variable_groups": [], "ungrouped_variables": ["m", "n"], "variablesTest": {"condition": "", "maxRuns": 100}, "advice": "", "metadata": {"licence": "None specified", "description": ""}, "type": "question"}]}], "feedback": {"showactualmark": false, "advicethreshold": 0, "intro": "<p>Este test eval&uacute;a la simplificaci&oacute;n de expresiones algebraicas. Recuerda, si tu respuesta consiste en una fracci&oacute;n,&nbsp; escribe numerador y denominador con sus respectivos par&eacute;ntesis. Por ejemplo, si tu respuesta es $\\dfrac{2a+3b}{b-1}$ debes escribir $(2a+3b)/(b-1)$.</p>\n<p></p>\n<p>&iexcl;Conc&eacute;ntrate y buena suerte!</p>", "allowrevealanswer": false, "feedbackmessages": [], "showtotalmark": false, "showanswerstate": false}, "metadata": {"licence": "All rights reserved", "description": "<p>Simplificaci&oacute;n de expresiones algebraicas</p>"}, "duration": 1800, "timing": {"allowPause": false, "timedwarning": {"message": "<p>&iexcl;Vamos, quedan s&oacute;lo 5 minutos!</p>", "action": "warn"}, "timeout": {"message": "<p>&iexcl;Se acab&oacute; el tiempo!</p>", "action": "warn"}}, "type": "exam", "contributors": [{"name": "Mauricio Bravo", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1574/"}], "extensions": [], "custom_part_types": [], "resources": []}