// Numbas version: exam_results_page_options {"name": "Listar los elementos de los siguientes conjuntos...", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"name": "Listar los elementos de los siguientes conjuntos...", "tags": [], "metadata": {"description": "", "licence": "Creative Commons Attribution 4.0 International"}, "statement": "

Considere el conjunto universal como $ U = \\var {univ} $ y sean $ A $ y $ B $ subconjuntos de $ U $

\n

tales que $ A = \\var {set1} $ y $ B = \\var {set2} $.

\n

El conjunto universal para el producto cartesiano $ A \\times B $ es $ U \\times U $.

\n

Listar los elementos de los siguientes conjuntos.

\n

Indicaciones.

\n\n

", "advice": "

una)

\n

$ A ^ c = UA $, es el conjunto de todos los elementos de $ U $ y no están en $ A $, así $ A ^ c = \\ var {univ - set1} $.

\n

$ B ^ c = UB $, es el conjunto de todos los elementos de $ U $ y no están en $ B $, así $ B ^ c = \\ var {univ - set1} $.

\n

$ A ^ c \\ cap B ^ c $, es el conjunto de todos los elementos que se encuentran en $ A ^ c $ y $ B ^ c $. 

\n

Esto es equivalente al conjunto de todos los elementos ni en $ A $ ni en $ B $, es decir, $ \\ var {(univ-set1) y (univ-set2)} $.

\n

$ A \\ cap B $ Es el conjunto de todos los elementos presentes en $ A $ y $ B $, es decir, $ \\ var {set1 y set2} $.

\n

Así que $ (A ^ c \\ cap B ^ c) \\ times (A \\ cap B) $ es el conjunto de todos los pares $ (x, y) $, donde $ x $ está en $ A ^ c \\ cap B ^ c $, y $ y $ está en $ A \\ cap B $.

\n

si)

\n

$ (U \\ times A) ^ c $ es el conjunto de todos los pares $ (x, y) $ que se encuentra en $ U \\ times U $ que no están en $ U \\ times A $. Ya que $ U $ es el conjunto universal, esto es equivalente a $ U \\ times (A ^ c) $, el producto de $ U $ con el conjunto de elementos no están en $ A $.

\n

Del mismo modo, $ (U \\ times B) ^ c $ es equivalente a $ U \\ times (B ^ c) $.

\n

Otra vez, $ U $ es el conjunto universal, $ (U \\ times A) ^ c \\ cap (U \\ times B) ^ c = U \\ times (A ^ c \\ cap B ^ c) $.

\n

Por un argumento similar, $ (A \\ times U) ^ c \\ cap (B \\ times U) ^ c = (A ^ c \\ cap B ^ c) \\ times U $.

\n

Así, $ (U \\ times A) ^ c \\ cap (U \\ times B) ^ c \\ cap (A \\ times U) ^ c \\ cap (B \\ times U) ^ c $ es equivalente a $ (A ^ c \\ cap B ^ c) \\ times (A ^ c \\ cap B ^ c) $. Esto es, el conjunto de todos los pares que no están en $ A $ o $ B $.

\n

C)

\n

$ AB $ es el conjunto de elementos que se encuentran en $ A $ pero no $ B $, es decir, $ \\ var {set1-set2} $.

\n

$ (A \\ cup B) ^ c $ es el conjunto de elementos $ U - (A \\ cup B) $, los problemas están en $ U $ y no está $ A \\ cup B $, así $ (A \\ cup B ) ^ c = \\ var {univ- (set1 o set2)} $.

\n

re)

\n

$ [(A \\ cup B) \\ times U] ^ c $ es equivalente a $ (A \\ cup B) ^ c \\ times U $.

\n

Así $ [(A \\ cup B) \\ times U] ^ c \\ cap [U \\ times (A \\ cap B)] = (A \\ cup B) ^ c \\ times (A \\ cap B) $.

\n

mi)

\n

$ A ^ cB $ es el conjunto de todos los elementos que se encuentran en $ A ^ c $ pero no $ B $. Eso es equivalente al conjunto de elementos que no están en $ A $ ni en $ B $, es decir, $ (A \\ cup B) ^ c = \\ var {univ- (set1 o set2)} $.

\n

Del mismo modo, $ B ^ c - A = (B \\ cup A) ^ c = (A \\ cup B) ^ c = \\ var {univ- (set1 o set2)} $.

", "rulesets": {}, "extensions": [], "variables": {"list1": {"name": "list1", "group": "Ungrouped variables", "definition": "shuffle(list(1..20))[0..a]", "description": "", "templateType": "anything"}, "b": {"name": "b", "group": "Ungrouped variables", "definition": "5-a", "description": "", "templateType": "anything"}, "ext": {"name": "ext", "group": "Ungrouped variables", "definition": "set(shuffle(31..106#5)[0..2])", "description": "", "templateType": "anything"}, "set5_1": {"name": "set5_1", "group": "Ungrouped variables", "definition": "set1-set2", "description": "", "templateType": "anything"}, "set5": {"name": "set5", "group": "Ungrouped variables", "definition": "set(product(list(set5_1),list(set5_2)))", "description": "", "templateType": "anything"}, "set7": {"name": "set7", "group": "Ungrouped variables", "definition": "set(product(list((univ-set1)-set2),list((univ-set2)-set1)))", "description": "", "templateType": "anything"}, "set6_2": {"name": "set6_2", "group": "Ungrouped variables", "definition": "set(product(list(univ),list(intersection(set1,set2))))", "description": "", "templateType": "anything"}, "set3": {"name": "set3", "group": "Ungrouped variables", "definition": "set(product(list(intersection(univ-set1,univ-set2)),list(intersection(set1,set2))))", "description": "", "templateType": "anything"}, "a": {"name": "a", "group": "Ungrouped variables", "definition": "random(2..3)", "description": "", "templateType": "anything"}, "set2": {"name": "set2", "group": "Ungrouped variables", "definition": "union(set(list2),int)", "description": "", "templateType": "anything"}, "list2": {"name": "list2", "group": "Ungrouped variables", "definition": "shuffle(list(30..105#5))[0..b]", "description": "", "templateType": "anything"}, "set4_2": {"name": "set4_2", "group": "Ungrouped variables", "definition": "intersection(univ_2-set(product(list(univ),list(set1))),univ_2-set(product(list(set2),list(univ))))", "description": "", "templateType": "anything"}, "univ": {"name": "univ", "group": "Ungrouped variables", "definition": "union(union(set1,set2),ext)", "description": "", "templateType": "anything"}, "set4": {"name": "set4", "group": "Ungrouped variables", "definition": "intersection(set4_1,set4_2)", "description": "", "templateType": "anything"}, "int": {"name": "int", "group": "Ungrouped variables", "definition": "set(shuffle(21..29)[0..2])", "description": "", "templateType": "anything"}, "set4_1": {"name": "set4_1", "group": "Ungrouped variables", "definition": "intersection(univ_2-set(product(list(univ),list(set2))),univ_2-set(product(list(set1),list(univ))))", "description": "", "templateType": "anything"}, "set6": {"name": "set6", "group": "Ungrouped variables", "definition": "intersection(set6_1,set6_2)", "description": "", "templateType": "anything"}, "univ_2": {"name": "univ_2", "group": "Ungrouped variables", "definition": "set(product(list(univ),list(univ)))", "description": "", "templateType": "anything"}, "set1": {"name": "set1", "group": "Ungrouped variables", "definition": "union(set(list1),int)", "description": "", "templateType": "anything"}, "set6_1": {"name": "set6_1", "group": "Ungrouped variables", "definition": "univ_2-set(product(list(union(set1,set2)),list(univ)))", "description": "", "templateType": "anything"}, "set5_2": {"name": "set5_2", "group": "Ungrouped variables", "definition": "univ-union(set1,set2)", "description": "", "templateType": "anything"}}, "variablesTest": {"condition": "", "maxRuns": 100}, "ungrouped_variables": ["a", "b", "ext", "int", "list1", "list2", "set1", "set2", "set3", "set4", "set4_1", "set4_2", "set5", "set5_1", "set5_2", "set6", "set6_1", "set6_2", "set7", "univ", "univ_2"], "variable_groups": [], "functions": {"mod_set": {"parameters": [["a", "number"], ["b", "number"], ["c", "number"]], "type": "list", "language": "javascript", "definition": "//returns all integers which are divisible by c betweeen a and b\nvar l=[];\nfor(var i=a;i$(A^c\\cap B^c) \\times (A\\cap B)=\\;$[[0]]

", "gaps": [{"type": "jme", "useCustomName": false, "customName": "", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "answer": "{set3}", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "valuegenerators": []}], "sortAnswers": false}, {"type": "gapfill", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "

$(U\\times A)^c\\cap (U\\times B)^c\\cap (A\\times U)^c\\cap (B\\times U)^c=\\;$[[0]]

", "gaps": [{"type": "jme", "useCustomName": false, "customName": "", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "answer": "{set4}", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "valuegenerators": []}], "sortAnswers": false}, {"type": "gapfill", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "

$(A-B)\\times (A\\cup B)^c=\\;$[[0]]

", "gaps": [{"type": "jme", "useCustomName": false, "customName": "", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "answer": "{set5}", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "valuegenerators": []}], "sortAnswers": false}, {"type": "gapfill", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "

$[ (A \\cup B)\\times U]^c \\cap [ U \\times (A \\cap B) ]=\\;$[[0]]

", "gaps": [{"type": "jme", "useCustomName": false, "customName": "", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "answer": "{set6}", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "valuegenerators": []}], "sortAnswers": false}, {"type": "gapfill", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "

$(A^c - B)\\times (B^c-A)=\\;$[[0]]

", "gaps": [{"type": "jme", "useCustomName": false, "customName": "", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "answer": "{set7}", "showPreview": true, "checkingType": "absdiff", "checkingAccuracy": 0.001, "failureRate": 1, "vsetRangePoints": 5, "vsetRange": [0, 1], "checkVariableNames": false, "singleLetterVariables": false, "allowUnknownFunctions": true, "implicitFunctionComposition": false, "valuegenerators": []}], "sortAnswers": false}], "partsMode": "all", "maxMarks": 0, "objectives": [], "penalties": [], "objectiveVisibility": "always", "penaltyVisibility": "always", "contributors": [{"name": "Newcastle University Mathematics and Statistics", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/697/"}, {"name": "Luis Hernandez", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/2870/"}]}]}], "contributors": [{"name": "Newcastle University Mathematics and Statistics", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/697/"}, {"name": "Luis Hernandez", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/2870/"}]}