{ "type": "solutionelement", "name": "solutionelement-checkerdemo", "metadata": {}, "data": { "contents": [{"id": "sdelement-demodata"}], "contentdata": { "sdelement-demodata": { "type": "sdelement", "name": "sdelement-demodata", "metadata": {}, "data": { "dstepdata": { "stask-onlineuser-20180912171714736-295": { "readonly": false, "task": [], "assumption": [], "observation": [], "derivmotivation": [], "term": [ { "text": "3^{2x}-81=0", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\left(3^x\\right)^2-9^2=0", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\left(3^x+9\\right)\\left(3^x-9\\right)=0", "readonly": false, "fillable": false, "attrs": {} }, { "text": "3^x+9=0\\vee3^x-9=0", "readonly": false, "fillable": false, "attrs": {} }, { "text": "3^x=-9\\vee3^x=9", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\F\\vee3^x=3^2", "readonly": false, "fillable": false, "attrs": {} }, { "text": "x=2", "readonly": false, "fillable": false, "attrs": {} } ], "relation": [ { "text": "\\Leftrightarrow", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\Leftrightarrow", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\Leftrightarrow", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\Leftrightarrow", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\Leftrightarrow", "readonly": false, "fillable": false, "attrs": {} }, { "text": "\\Leftrightarrow", "readonly": false, "fillable": false, "attrs": {} } ], "motivation": [ { "text": "write as squares", "readonly": false, "fillable": false, "subshidden": false, "subderiv": [], "attrs": {} }, { "text": "conjugate formula", "readonly": false, "fillable": false, "subshidden": false, "subderiv": [], "attrs": {} }, { "text": "zero product rule", "readonly": false, "fillable": false, "subshidden": false, "subderiv": [], "attrs": {} }, { "text": "reorganize", "readonly": false, "fillable": false, "subshidden": false, "subderiv": [], "attrs": {} }, { "text": "solve equations", "readonly": false, "fillable": false, "subshidden": false, "subderiv": [], "attrs": {} }, { "text": "false alternative can be ignored", "readonly": false, "fillable": false, "subshidden": false, "subderiv": [], "attrs": {} } ] } }, "caption": { "text": "Example solution:", "readonly": true, "fillable": false, "attrs": {} }, "dsteps": [ { "id": "stask-onlineuser-20180912171714736-295", "type": "task" } ] } } } } }