// Numbas version: exam_results_page_options {"name": "Maths Support: Substituting values into formulas", "navigation": {"onleave": {"action": "none", "message": ""}, "reverse": true, "allowregen": true, "preventleave": false, "browse": true, "showfrontpage": false, "showresultspage": "never"}, "duration": 0, "metadata": {"notes": "", "description": "", "licence": "Creative Commons Attribution 4.0 International"}, "allQuestions": true, "shuffleQuestions": false, "questions": [], "percentPass": 0, "timing": {"allowPause": true, "timeout": {"action": "none", "message": ""}, "timedwarning": {"action": "none", "message": ""}}, "pickQuestions": 0, "type": "exam", "feedback": {"showtotalmark": true, "advicethreshold": 0, "showanswerstate": true, "showactualmark": true, "allowrevealanswer": true}, "showQuestionGroupNames": false, "question_groups": [{"name": "", "pickingStrategy": "all-ordered", "pickQuestions": 0, "questions": [{"name": "Substitution Q1", "extensions": [], "custom_part_types": [], "resources": [], "navigation": {"allowregen": true, "showfrontpage": false, "preventleave": false, "typeendtoleave": false}, "contributors": [{"name": "Hayley Bishop", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/93/"}], "functions": {}, "ungrouped_variables": ["a", "b", "t"], "tags": [], "advice": "", "rulesets": {}, "parts": [{"prompt": "

$t^2+\\var{a}$.

", "expectedvariablenames": [], "checkingaccuracy": 0, "type": "jme", "showpreview": true, "vsetrangepoints": 5, "showCorrectAnswer": true, "scripts": {}, "marks": 1, "answer": "({t}^2)+{a} ", "checkingtype": "absdiff", "checkvariablenames": false, "vsetrange": [0, 1]}, {"prompt": "

$-\\var{b}-t$.

", "expectedvariablenames": [], "checkingaccuracy": 0, "type": "jme", "showpreview": true, "vsetrangepoints": 5, "showCorrectAnswer": true, "scripts": {}, "marks": 1, "answer": "-({b}+{t})", "checkingtype": "absdiff", "checkvariablenames": false, "vsetrange": [0, 1]}, {"prompt": "

$\\dfrac{t^2}{\\var{a}}$.

", "expectedvariablenames": [], "checkingaccuracy": 0, "type": "jme", "showpreview": true, "vsetrangepoints": 5, "showCorrectAnswer": true, "scripts": {}, "marks": 1, "answer": "(({t})^2)/{a}", "checkingtype": "absdiff", "checkvariablenames": false, "vsetrange": [0, 1]}, {"prompt": "

$-(t^2)+\\var{a}t$.

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$t^3-\\var{b}t$.

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Find the values of the following expressions, given the stated value of $t$.

\n

$t=\\var{t}$

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$t^2$.

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$2t - \\var{b}$.

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$t^2+\\var{a}t-\\var{b}$.

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$\\var{b}t^3-\\var{a}t$.

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Find the value of the following expressions, given the stated value of $t$.

\n

$t=x+\\var{t}$

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