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placeShuffle,\r\n  placeTest,\r\n  drawArrow,\r\n  drawAngle,\r\n  drawSegment,\r\n  placeBWhite,\r\n  placeWhite,\r\n  placeBCircles,\r\n  placeCircles,\r\n  placeChecks,\r\n  placeCross,\r\n  placeExclaim,\r\n  hoverMe,\r\n  placeLogo,\r\n  drawMarker,\r\n  toggle,\r\n  toggleTF,\r\n  placeFingers,\r\n  placeAnswers,\r\n  drawTriangle,\r\n  placeRedo,\r\n  placeStartOver,\r\n  print,\r\n  plotFunction,\r\n  setWidth\r\n} from '../Utils.js'\r\nconst Boxes = {\r\n  box1: function () {\r\n///////////////////////////////////GLOBAL SETTINGS//////////////////////\r\n\tJXG.Options.board.minimizeReflow = 'none';\r\n  JXG.Options.point.showInfoBox=false;\r\n  JXG.Options.point.highlight=false;\r\n  JXG.Options.image.highlight=false;\r\n  JXG.Options.line.highlight=false;\r\n  JXG.Options.text.highlight=false;\r\n  JXG.Options.text.fixed=true;\r\n  JXG.Options.curve.highlight=false;\r\n  JXG.Options.text.cssDefaultStyle='fontFamily:Oswald;'\r\n//////////////////////////////////LOCAL SETTINGS//////////////////////////////////\r\nvar graph =createSpace(-6,6,-6,6);\r\nmakeResponsive(graph);\r\ngraph.options.layer['image']=26;\r\ngraph.options.layer['text']=2;\r\ngraph.options.layer['html']=2;\r\ngraph.options.layer['line']=2;\r\ngraph.options.layer['point']=10;\r\ngraph.options.layer['circle']=1;\r\ngraph.options.image.highlight=false;\r\n/*********************GRAPH DIMENSIONS*******************/\r\nconst boundingBox = graph.attr.boundingbox;\r\nconst positionX = (boundingBox[2]+boundingBox[0])/2;\r\nconst positionY = (boundingBox[1]+boundingBox[3])/2;\r\nconst height = (boundingBox[1]-boundingBox[3])/2;\r\n/**********************PUT AXES **********************/\r\nvar ax = createAxes(graph);\r\n/***************** PUT AXES TITLE *******************/\r\n//ax[0].setAttribute({name:'X'});\r\n//ax[1].setAttribute({name:'Y'});\r\n/***********************SCORING *******************/\r\nvar yourScore =0; var yourMissed =0; var yourWrong =0; var yourTotal=0;\r\nvar scoreCard = writeHTMLText(graph, positionX, positionY+1, function(){return 'Your Score ( &check; ): '+ yourScore+'/5'});\r\nvar missedCard = writeHTMLText(graph, positionX, positionY, function(){return 'Missed Questions ( ! ): '+ yourMissed+'/5'});\r\nvar wrongCard = writeHTMLText(graph, positionX, positionY-1, function(){return 'Wrong Answers ( x ): '+ yourWrong+'/5'});\r\nscoreCard.setAttribute({visible:false});\r\nmissedCard.setAttribute({visible:false});\r\nwrongCard.setAttribute({visible:false});\r\n/*************************ANSWERS*********************/\r\nvar index_selected_answer = -1;\r\nconst PtmList = [1/4, 1/2, 3/4, 6/5, 8/5];\r\nconst ZList=[1, -1, 1, -1, 1];\r\nconst XList=[-2, 0, 2, 4, 2];\r\nconst YList=[0, 1, -1, -2, 3];\r\nconst Fx = [1, 0, -1, 2, -1];\r\nconst Fy = [-1+1/4, 1-1/4, -2+1/4, 2-1/4, 2+1/4]\r\nvar Ptm = drawPoint(graph, PtmList[0], 8);\r\nPtm.setAttribute({visible:false});\r\nconst answers = [['x^2 + 2x', 'x^2 - 2x + 1', 'x^2 - 2x', 'x^2 + 2x + 1'], ['-x^2 + 1', 'x^2 + 1', 'x^2 - 1', '-x^2 - 1'],['x^2 + 2x', 'x^2 + 2x - 1', 'x^2 + 2x - 1', '-x^2 + 2x - 1'],['-x^2 + 4x-2', '-x^2 + 4x + 2', '-x^2 + 2x -4', 'x^2 + 4x -2'], ['x^2 + 3x + 2', 'x^2 - 3x + 2', 'x^2 + 2x + 1', 'x^2 + 2x + 3']];\r\nconst index_right_answer = [2,0,1,0,3];\r\n/**/\r\n/********************************************************************************************/\r\nvar quad =plotFunction(graph, function(x){return ZList[i]*x*x+XList[i]*x+YList[i]}, -6, 6);\r\nsetWidth(graph, quad, 4);\r\nvar PtA = drawPoint(graph, ()=>Fx[i], ()=>Fy[i]);\r\nPtA.setAttribute({fillColor:'black', strokeColor:'black'});\r\nsetSize(graph, PtA, 2);\r\n//labelIt(graph, PtA, 'F');\r\n//PtA.label.setAttribute({offset:[0, 10]});\r\n//quad.setAttribute({strokeWidth:, highlight:true, strokeColor:'red'});\r\n\r\n/***********************************************************************************/\r\n/*************************************PRINT ANSWER ****************************************/\r\n//print(graph, ()=> (0.5*(180-2*alpha.Value()*180/Math.PI)).toFixed(1))\r\n/****************PUT TITLE ****************************/\r\nvar question = placeQuestion(graph, function(){return 'Equation of the shown parabola is &mdash;'});\r\nvar comment = placeComment(graph, 'Black dot is the focus of the parabola.');\r\nvar note = writeHTMLText(graph, positionX, positionY+height/2., 'You did not attempt!');\r\nnote.setAttribute({visible:false});\r\n//print(graph, ()=>(alpha.Value()*180/Math.PI).toFixed(1));\r\n///////////////////////////GRAPHICS MODULES//////////////////\r\nvar bck =placeWhite(graph);\r\nvar show =placeBCircles(graph);\r\nvar hide=placeCircles(graph);\r\nvar check = placeChecks(graph);\r\nvar cross = placeCross(graph);\r\nvar exclaim = placeExclaim(graph);\r\nvar pointers = placeFingers(graph);\r\nhide[0].setAttribute({visible:false});\r\n/***************************BUTTON MODULES******************/\r\nvar test =placeTest(graph,'left');\r\nhoverMe(graph, test, 'Check Your Answer', -20, 0);\r\n/**/\r\nvar next = placeRedo(graph);\r\nhoverMe(graph, next, 'Next Question', 0, 0);\r\n/**/\r\nvar redo = placeStartOver(graph);\r\nredo.setAttribute({visible:false});\r\nhoverMe(graph, redo, 'Start Over', 0, 0);\r\n/***************************************/\r\nvar i=0; var k=0; var vis=false;\r\n///////////////////////////////////////////////////////////////\r\nvar ansList = ['x^2 + 2x', 'x^2 - 2x + 1', 'x^2 - 2x', 'x^2 + 2x + 1'];\r\nvar ansArray = placeAnswers(graph, ansList);\r\nfor(let ij=0; ij<=3; ij++)\r\n{\r\n  ansArray[ij].on('down', function(){\r\n  ansArray.forEach(function(item){item.setAttribute({color:'grey'})});\r\n  pointers.forEach(function(item){item.setAttribute({visible:false})});\r\n  ansArray[ij].setAttribute({color:'black'});\r\n  pointers[ij].setAttribute({visible:true});\r\n  index_selected_answer = ij.valueOf();})\r\n}\r\n////////////////////////////////////////////////////////////////////////\r\nvar hint =writeHTMLText(graph, positionX, positionY, '<ol> <li> Locate the coordinates of point B and point C.</li><br><li> Use angle bisector theorem to find the ratio of BM to CM. </li> <br><li> Use division formula to find coordinates of point M. </li></ol>');\r\nhint.setAttribute({visible:false, color:'white'});\r\n/**************************TEST BUTTON ***********************/\r\ntest.on('down', function()\r\n{\r\n  note.setAttribute({visible:false});\r\n  if(i<=PtmList.length-1)\r\n  {\r\n    if(index_selected_answer == index_right_answer[i] && yourTotal<PtmList.length)\r\n\t  { //is correct\r\n        cross[i].setAttribute({visible:false});\r\n        exclaim[i].setAttribute({visible:false});\r\n        check[i].setAttribute({visible:true});\r\n        ansArray[index_right_answer[i]].setAttribute({color:'green'});\r\n      }\r\n      else if(index_selected_answer != index_right_answer[i] && yourTotal<PtmList.length && index_selected_answer != -1)\r\n      { //is incorrect\r\n        exclaim[i].setAttribute({visible:false});\r\n        check[i].setAttribute({visible:false});\r\n        cross[i].setAttribute({visible:true});\r\n        ansArray[index_right_answer[i]].setAttribute({color:'green'});\r\n        ansArray[index_selected_answer].setAttribute({color:'red'});\r\n      }\r\n\t  else if (index_selected_answer == -1 && yourTotal<PtmList.length)\r\n\t  {   check[i].setAttribute({visible:false});\r\n        cross[i].setAttribute({visible:false});\r\n        exclaim[i].setAttribute({visible:true});\r\n        note.setAttribute({visible:true});\r\n\t  }\r\n  }\r\n});\r\n/*****************************SHUFFLE BUTTON ***********************/\r\nnext.on('down', function(){\r\n  note.setAttribute({visible:false});\r\n  if(i<=PtmList.length-1)\r\n  {\r\n    if(index_selected_answer == index_right_answer[i] && yourTotal<PtmList.length)\r\n\t  { //is correct\r\n        cross[i].setAttribute({visible:false});\r\n        exclaim[i].setAttribute({visible:false});\r\n        check[i].setAttribute({visible:true});\r\n        yourScore = yourScore+1;\r\n        ansArray[index_right_answer[i]].setAttribute({color:'green'});\r\n      }\r\n      else if(index_selected_answer != index_right_answer[i] && yourTotal<PtmList.length && index_selected_answer != -1)\r\n      { //is incorrect\r\n        exclaim[i].setAttribute({visible:false});\r\n        check[i].setAttribute({visible:false});\r\n        cross[i].setAttribute({visible:true});\r\n        ansArray[index_right_answer[i]].setAttribute({color:'green'});\r\n        ansArray[index_selected_answer].setAttribute({color:'red'});\r\n\t\t    yourWrong = yourWrong+1;\r\n      }\r\n\t  else if (index_selected_answer == -1 && yourTotal<PtmList.length)\r\n\t  {   check[i].setAttribute({visible:false});\r\n        cross[i].setAttribute({visible:false});\r\n        exclaim[i].setAttribute({visible:true});\r\n\t\t    yourMissed = yourMissed+1;\r\n\t  }\r\n\t  yourTotal = yourScore + yourWrong + yourMissed;\r\n  }\r\n  if(i==PtmList.length-1)\r\n  {\r\n  bck.setAttribute({opacity:1});\r\n  scoreCard.setAttribute({visible:true});\r\n  missedCard.setAttribute({visible:true});\r\n  wrongCard.setAttribute({visible:true});\r\n  redo.setAttribute({visible:true});\r\n  ansList[0]=answers[0][0];\r\n  ansList[1]=answers[0][1];\r\n  ansList[2]=answers[0][2];\r\n  ansList[3]=answers[0][3];\r\n  ansArray.forEach(function(item){item.setAttribute({visible:false})});\r\n  question.setAttribute({visible:false});\r\n  comment.setAttribute({visible:false});\r\n  //alpha.setAttribute({visible:false});\r\n  //beta.setAttribute({visible:false});\r\n  }\r\n  else{\r\n    scoreCard.setAttribute({visible:false});\r\n    missedCard.setAttribute({visible:false});\r\n    wrongCard.setAttribute({visible:false});\r\n    i=i+1;\r\n    ansList[0]=answers[i][0];\r\n    ansList[1]=answers[i][1];\r\n    ansList[2]=answers[i][2];\r\n    ansList[3]=answers[i][3];\r\n  }\r\n  hide[i].setAttribute({visible:false});\r\n  hint.setAttribute({visible:false});\r\n  pointers.forEach(function(item){item.setAttribute({visible:false})});\r\n  ansArray.forEach(function(item){item.setAttribute({color:'grey'})});\r\n  index_selected_answer = -1;\r\n  /////////////////////////ALL CHANGES GO HERE////////////////////////\r\n  //Ptm.moveTo([PtmList[i], 8], 200);\r\n  ///////////////////////////////////////////////////////////////////\r\n});\r\n/************************************************/\r\nredo.on('down', function(){\r\n\t//Hiding all blue circles\r\n\t  hide.forEach(function(item){item.setAttribute({visible:true})});\r\n    hide[0].setAttribute({visible:false});\r\n  //Hiding all check marks\r\n    check.forEach(function(item){item.setAttribute({visible:false})});\r\n  //Hiding all cross marks //\r\n    cross.forEach(function(item){item.setAttribute({visible:false})});\r\n  //Hiding all exclaimation marks\r\n\t  exclaim.forEach(function(item){item.setAttribute({visible:false})});\r\n  ///////////////resetting scores//////////////////\r\n    note.setAttribute({visible:false});\r\n\t  yourScore=0;\r\n\t  yourMissed=0;\r\n\t  yourWrong=0;\r\n\t  yourTotal=0;\r\n\t  scoreCard.setAttribute({visible:false});\r\n\t  missedCard.setAttribute({visible:false});\r\n    wrongCard.setAttribute({visible:false});\r\n  /////////////////////////////////////////////\r\n\t  i=0;\r\n\t  ansList[0]=answers[0][0];\r\n\t  ansList[1]=answers[0][1];\r\n\t  ansList[2]=answers[0][2];\r\n\t  ansList[3]=answers[0][3];\r\n\t  bck.setAttribute({opacity:0});\r\n\t  pointers.forEach(function(item){item.setAttribute({visible:false})});\r\n    ansArray.forEach(function(item){item.setAttribute({visible:true, color:'grey'})});\r\n\t  question.setAttribute({visible:true});\r\n    comment.setAttribute({visible:true});\r\n\t  hint.setAttribute({visible:false});\r\n\t  index_selected_answer = -1;\r\n    redo.setAttribute({visible:false});\r\n    ////////////////////////ALL CHANGES GO HERE/////////////\r\n    //Ptm.moveTo([PtmList[0], 8], 200);\r\n    ////////////////////////////////////////////////////////\r\n    //alpha.setAttribute({visible:true});\r\n    //beta.setAttribute({visible:true});\r\n});\r\n/********************PLACE LOGO ********************/\r\nvar edliy = placeLogo(graph);\r\nhoverMe(graph, edliy, 'Tap to see a hint', 0, 0);\r\nedliy.on('down',\r\nfunction(){\r\n  k = toggle(k);\r\n\tvis = toggleTF(vis);\r\n  bck.setAttribute({opacity:k});\r\n\tscoreCard.setAttribute({visible:false});\r\n\tmissedCard.setAttribute({visible:false});\r\n\twrongCard.setAttribute({visible:false});\r\n  hint.setAttribute({visible:vis});\r\n\tquestion.setAttribute({visible:!vis});\r\n  comment.setAttribute({visible:!vis});\r\n\tansArray.forEach(function(item){item.setAttribute({visible:!vis})});\r\n  note.setAttribute({visible:false});\r\n  ////////////////////////Code specific changes go here/////////////////\r\n\t//alpha.setAttribute({visible:!vis});\r\n  //beta.setAttribute({visible:!vis});\r\n  //////////////////////////////////////////////////////////////////////\r\n});\r\n/******************END OF FILE ***************************/\r\n}\r\n}\r\nexport default Boxes;\r\n","<template>\r\n  <div>\r\n    <br>\r\n    <h5>Problem Description</h5>\r\n    <p class=\"big mt-2\">\n      The general equation of a vertical parabola (i.e. a parabola whose axis is vertical) is a quadratic equation of the form &mdash;\n      $$y = a x^2 + b x + c$$\n      where \\(a \\ne 0\\), \\(b\\) and \\(c\\) are real numbers.\n      <br>\r\n      The red curve shown in the MagicGraph is a vertical parabola.\r\n      Find the equation of this parabola.\r\n    </p>\r\n    <div style=\"text-align:left\">\r\n      <h5> MagicGraph | Equation of a Vertical Parabola </h5>\r\n    </div>\r\n    <p class=\"big mt-2\">\r\n      Use the MagicGraph below to participate in the exercise and record your answers. Tap on <i class=\"redoer ma-1\" /> button to move over to the next question.\r\n      Tap on <i class=\"tester ma-1\" /> button to check your answer.\r\n      Tap on <i class=\"undoer ma-1\" /> button to start over from the begining.\r\n      <br>\r\n    </p>\r\n    <v-responsive>\r\n      <v-layout justify-center>\r\n        <div id=\"jxgbox1\" class=\"edliy-box-about\" />\r\n      </v-layout>\r\n    </v-responsive>\r\n    <br>\r\n    <h5> MagicGraph Navigation Buttons </h5>\r\n    <p class=\"big mt-2\">\r\n      <i class=\"redoer ma-1\" /> &mdash; is the 'Next' button. Tap on this button to move over to the next question. <br>\r\n      <i class=\"tester ma-1\" /> &mdash; is the 'Check Your Answer' button. Tap on this button to check your answer.<br>\r\n      <i class=\"logor ma-1\" />&mdash;  is the 'Get a Hint' button. Tap on this button to receive a hint on how to solve this problem. <br>\r\n      <i class=\"undoer ma-1\" /> &mdash; is the 'Start Over' button. Tap on this button to start over the exercise from the begining.\r\n    </p>\r\n    <h5> Markings & Indications </h5>\r\n    <p class=\"big mt-2\">\r\n      The marks and indications are located on the top-left corner of the MagicGraph, and show your attempt status. <br>\r\n      <i class=\"righter ma-1\" /> &mdash; the right checkmark indicates that your attempted response was correct. <br>\r\n      <i class=\"wrong ma-1\" /> &mdash; this crossmark indicates that your attempted response was incorrect. <br>\r\n      <i class=\"missed ma-1\" /> &mdash; this exclaimation mark indicates an unattempted (missed) response. <br>\r\n    </p>\r\n  </div>\r\n</template>\r\n<script>\r\nimport Boxes from './Boxes.js'\r\nexport default {\r\n  name: 'FocalDistance',\r\n  created: function () {\r\n    this.$store.commit('navigation/resetState');\r\n    let title = 'Focal Distance';\r\n    this.$store.commit('navigation/changeTitle', title);\r\n  /* this.$store.commit('navigation/changeMenu', title);\r\n    let newTopics = [\r\n      {title: 'Probability', img:'/assets/number-1.svg', action: () => this.goto('intro')},\r\n      {title: 'Probability of an Event', img:'/assets/number-2.svg', action: () => this.goto('types')},\r\n      {title: 'MagicGraph',img:'/assets/touch.svg', action: () => this.goto('pg')},\r\n    ];\r\n    this.$store.commit('navigation/replaceTopics', newTopics);\r\n*/\r\n    let newshowhome = false;\r\n    this.$store.commit('navigation/toggleshowhome', newshowhome);\r\n    let newMath =true;\r\n    this.$store.commit('navigation/replaceMath', newMath);\r\n    let newLeftArrow =true;\r\n    this.$store.commit('navigation/replaceLeftArrow', newLeftArrow);\r\n    let newModule=true;\r\n    this.$store.commit('navigation/replaceModule', newModule);\r\n  },\r\n  mounted () {\r\n    MathJax.Hub.Queue([\"Typeset\", MathJax.Hub]);\r\n    Boxes.box1();\r\n  },\r\n  metaInfo() {\r\n  return{ title: 'Focal Distance',\r\n          titleTemplate: '%s | Learn interactively',\r\n          meta: [\r\n                  {vmid: 'description', name: 'description', content: 'Learn interactively about equation of a parabola.'}\r\n                ]\r\n        }\r\n   },\r\n}\r\n</script>\r\n","import mod from \"-!../../../../../node_modules/cache-loader/dist/cjs.js??ref--12-0!../../../../../node_modules/thread-loader/dist/cjs.js!../../../../../node_modules/babel-loader/lib/index.js!../../../../../node_modules/cache-loader/dist/cjs.js??ref--0-0!../../../../../node_modules/vue-loader/lib/index.js??vue-loader-options!./Lesson.vue?vue&type=script&lang=js&\"; export default mod; export * from \"-!../../../../../node_modules/cache-loader/dist/cjs.js??ref--12-0!../../../../../node_modules/thread-loader/dist/cjs.js!../../../../../node_modules/babel-loader/lib/index.js!../../../../../node_modules/cache-loader/dist/cjs.js??ref--0-0!../../../../../node_modules/vue-loader/lib/index.js??vue-loader-options!./Lesson.vue?vue&type=script&lang=js&\"","import { render, staticRenderFns } from \"./Lesson.vue?vue&type=template&id=7f3a7236&\"\nimport script from \"./Lesson.vue?vue&type=script&lang=js&\"\nexport * from \"./Lesson.vue?vue&type=script&lang=js&\"\n\n\n/* normalize component */\nimport normalizer from \"!../../../../../node_modules/vue-loader/lib/runtime/componentNormalizer.js\"\nvar component = normalizer(\n  script,\n  render,\n  staticRenderFns,\n  false,\n  null,\n  null,\n  null\n  \n)\n\nexport default component.exports"],"sourceRoot":""}