// Numbas version: finer_feedback_settings
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Therefore,&nbsp; $a_{\\var{n1}\\var{m1}}=\\var{E1}$</p>\n<p style=\"text-align: left;\">&nbsp;</p>\n<p style=\"text-align: left;\">given the matrix&nbsp; $B=\\var{B}$</p>\n<p style=\"text-align: left;\">$b_{\\var{n2}\\var{m2}}$ is the element in row $\\var{n2}$ and column $\\var{m2}$. Therefore,&nbsp; $b_{\\var{n2}\\var{m2}}=\\var{E2}$</p>\n<p style=\"text-align: left;\">&nbsp;</p>\n<p style=\"text-align: left;\">given the matrix&nbsp; $C=\\var{C}$</p>\n<p style=\"text-align: left;\">$c_{\\var{n3}\\var{m3}}$ is the element in row $\\var{n3}$ and column $\\var{m3}$. Therefore,&nbsp;&nbsp;$c_{\\var{n3}\\var{m3}}=\\var{E3}$</p>\n<p style=\"text-align: left;\">$c_{\\var{n4}\\var{m4}}$ is the element in row $\\var{n4}$ and column $\\var{m4}$. Therefore,&nbsp;&nbsp;$c_{\\var{n4}\\var{m4}}=\\var{E4}$</p>\n<p></p>", "rulesets": {}, "extensions": [], "builtin_constants": {"e": true, "pi,\u03c0": true, "i": true, "j": false}, "constants": [], "variables": {"m1": {"name": "m1", "group": "A", "definition": "random(1..2)", "description": "", "templateType": "anything", "can_override": false}, "A": {"name": "A", "group": "A", "definition": "transpose(matrix(repeat(repeat(random(-9..9),n1),m1)))", "description": "", "templateType": "anything", "can_override": false}, "n2": {"name": "n2", "group": "B", "definition": "random(2..4)", "description": "", "templateType": "anything", "can_override": false}, "m2": {"name": "m2", "group": "B", "definition": "random(2..4)", "description": "", "templateType": "anything", "can_override": false}, "B": {"name": "B", "group": "B", "definition": "transpose(matrix(repeat(repeat(random(-9..9),n2),m2)))", "description": "", "templateType": "anything", "can_override": false}, "n3": {"name": "n3", 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"anything", "can_override": false}}, "variablesTest": {"condition": "", "maxRuns": 100}, "ungrouped_variables": [], "variable_groups": [{"name": "A", "variables": ["n1", "m1", "A", "e1"]}, {"name": "B", "variables": ["n2", "m2", "B", "E2"]}, {"name": "C", "variables": ["n3", "m3", "C", "E3", "E4"]}, {"name": "D", "variables": ["n4", "m4", "D"]}, {"name": "E", "variables": ["n5", "m5", "EE"]}], "functions": {}, "preamble": {"js": "", "css": ""}, "parts": [{"type": "gapfill", "useCustomName": false, "customName": "", "marks": 0, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": false, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "prompt": "<p style=\"text-align: left;\">Consider the matrices:</p>\n<p style=\"text-align: left;\">$$<br/>A=\\var{A}, \\ \\&nbsp;<br/>B=\\var{B}, \\ \\&nbsp;<br/>C=\\var{C}<br/>$$</p>\n<p style=\"text-align: left;\">Give the values of the following elements:</p>\n<p style=\"text-align: center;\">$a_{\\var{n1}\\var{m1}}=$ [[0]]</p>\n<p style=\"text-align: center;\">&nbsp;</p>\n<p style=\"text-align: center;\">$b_{\\var{n2}\\var{m2}}=$ [[1]]</p>\n<p style=\"text-align: center;\">&nbsp;</p>\n<p style=\"text-align: center;\">$c_{\\var{n3}\\var{m3}}=$ [[2]]</p>\n<p style=\"text-align: center;\">&nbsp;</p>\n<p style=\"text-align: center;\">$c_{\\var{n4}\\var{m4}}=$ [[3]]</p>", "gaps": [{"type": "numberentry", "useCustomName": false, "customName": "", "marks": 1, "scripts": {}, "customMarkingAlgorithm": "", "extendBaseMarkingAlgorithm": true, "unitTests": [], "showCorrectAnswer": true, "showFeedbackIcon": true, "variableReplacements": [], "variableReplacementStrategy": "originalfirst", "nextParts": [], "suggestGoingBack": false, "adaptiveMarkingPenalty": 0, "exploreObjective": null, "minValue": "A[n1-1][m1-1]", 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