// Numbas version: exam_results_page_options {"name": "riccardo's copy of Julie's copy of Q9 - Coordinate Geometry, Line and Parabola", "extensions": ["jsxgraph"], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false}, "question_groups": [{"pickingStrategy": "all-ordered", "questions": [{"parts": [{"variableReplacementStrategy": "originalfirst", "scripts": {}, "showFeedbackIcon": true, "prompt": "

Qual è il coefficiente angolare di \$\\simplify{y={m}x+{yc}}\$ ?

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Coefficiente =  [[0]]

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What is the \$y\$-coordinate of the point on the line whose \$x\$-coordinate is \$\\var{xval}\$?

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( \$\\var{xval}\$ , [[2]] )

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Fill in the table of values for \$y=\\simplify[std]{{a}x^2+{c}}\$:

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\$x\$\$-3\$\$-2\$\$-1\$\$0\$\$1\$\$2\$\$3\$
\$y\$[[0]][[1]][[2]][[3]][[4]][[5]][[6]]
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Slide the points to the correct \$y\$ values.

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\$y=\\simplify[std]{{a}x^2+{c}}\$

This is the graph you should have obtained.

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", "functions": {}, "variablesTest": {"maxRuns": 100, "condition": ""}, "extensions": ["jsxgraph"], "variable_groups": [], "ungrouped_variables": ["a", "c", "values", "v1", "m", "yc", "xval"], "name": "riccardo's copy of Julie's copy of Q9 - Coordinate Geometry, Line and Parabola", "tags": [], "variables": {"c": {"definition": "random(-4..4 except 0)", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "c"}, "xval": {"definition": "random(-7..7 except [1,0,-1,m])", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "xval"}, "yc": {"definition": "random(-5..5 except [0,m])", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "yc"}, "values": {"definition": "map({a*x^2+c},x,-3..3)", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "values"}, "m": {"definition": "random(-2,-1.5,-1,-0.5,0.5,1,1.5,2)", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "m"}, "v1": {"definition": "map([x-3,values[x]],x,0..6)", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "v1"}, "a": {"definition": "random(-2,-1,-0.5,0.5,1,2)", "group": "Ungrouped variables", "description": "", "templateType": "anything", "name": "a"}}, "metadata": {"description": "

Compute a table of values for a quadratic function. The student input is now disconnected from the graph so that they slide the points on the graph after they input the values and the answer fields are not updated. Now includes a graph in advice.

", "licence": "Creative Commons Attribution 4.0 International"}, "type": "question", "contributors": [{"name": "riccardo belle'", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1797/"}]}]}], "contributors": [{"name": "riccardo belle'", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/1797/"}]}