<?xml version="1.0" encoding="UTF-8"?>
<quiz>
 <!-- categoryid: 1263 -->
 <question type="category"><category><text>MATE CCSS II/Tema 3-Sistemas de ecuaciones</text></category></question>
 
 <!-- resourceid-resourcedataid: 13104-11166 -->
 <question type="multichoicewiris">
    <name>
      <text>Ariketa_4_11</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>Indica de los siguientes sistemas de ecuaciones cuales se pueden resolver por el método de Cramer.</p>
<p>a) «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mstyle mathsize=¨14px¨»«mfenced open=¨¨ close=¨}¨»«mtable columnalign=¨right¨»«mtr»«mtd»«mi»x«/mi»«mo»+«/mo»«mn»2«/mn»«mi»y«/mi»«mo»-«/mo»«mi»z«/mi»«mo»=«/mo»«mn»0«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn»2«/mn»«mi»x«/mi»«mo»-«/mo»«mn»3«/mn»«mi»y«/mi»«mo»+«/mo»«mn»3«/mn»«mi»z«/mi»«mo»=«/mo»«mo»-«/mo»«mn»2«/mn»«/mtd»«/mtr»«mtr»«mtd»«mo»-«/mo»«mi»x«/mi»«mo»+«/mo»«mi»y«/mi»«mo»-«/mo»«mn»2«/mn»«mi»z«/mi»«mo»=«/mo»«mn»0«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«/mstyle»«/math» b) «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨¨ close=¨}¨»«mtable columnalign=¨right¨»«mtr»«mtd»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»+«/mo»«mn mathsize=¨14px¨»3«/mn»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»2«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»+«/mo»«mn mathsize=¨14px¨»7«/mn»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»-«/mo»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»8«/mn»«/mtd»«/mtr»«mtr»«mtd»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»-«/mo»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»+«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»2«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«/math»</p>
<p>c) «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨¨ close=¨}¨»«mtable columnalign=¨right¨»«mtr»«mtd»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»+«/mo»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»1«/mn»«/mtd»«/mtr»«mtr»«mtd»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»+«/mo»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»+«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»2«/mn»«/mtd»«/mtr»«mtr»«mtd»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»+«/mo»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»+«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»3«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«/math» d) «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mfenced open=¨¨ close=¨}¨»«mtable columnalign=¨right¨»«mtr»«mtd»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»+«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»2«/mn»«/mtd»«/mtr»«mtr»«mtd»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»+«/mo»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»-«/mo»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mn mathsize=¨14px¨»0«/mn»«/mtd»«/mtr»«mtr»«mtd»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»x«/mi»«mo mathsize=¨14px¨»-«/mo»«mn mathsize=¨14px¨»3«/mn»«mi mathsize=¨14px¨»y«/mi»«mo mathsize=¨14px¨»+«/mo»«mn mathsize=¨14px¨»2«/mn»«mi mathsize=¨14px¨»z«/mi»«mo mathsize=¨14px¨»=«/mo»«mo mathsize=¨14px¨»-«/mo»«mn mathsize=¨14px¨»2«/mn»«/mtd»«/mtr»«/mtable»«/mfenced»«mspace linebreak=¨newline¨/»«/math»</p>
<p> </p>]]></text>
    </questiontext>
    <generalfeedback format="html">
      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <single>false</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>none</answernumbering>
    <correctfeedback format="html">
      <text><![CDATA[<p>Respuesta correcta</p>]]></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text><![CDATA[<p>Respuesta parcialmente correcta.</p>]]></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text><![CDATA[<p>Respuesta incorrecta.</p>]]></text>
    </incorrectfeedback>
    <shownumcorrect></shownumcorrect>
    <answer fraction="50" format="html">
      <text><![CDATA[<p>a)</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="50" format="html">
      <text><![CDATA[<p>c)</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="-50" format="html">
      <text><![CDATA[<p>b)</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="-50" format="html">
      <text><![CDATA[<p>d)</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <wirisquestion>
&lt;question/&gt;    </wirisquestion>
  </question>
 </quiz>
