８８８８７６５６ - 経済統計練習帳

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    <head>
        <title>TODO supply a title</title>
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    <body>
       <math xmlns='http://www.w3.org/1998/Math/MathML' display='block'>
  <msup>
    <mrow>
      <mo>(</mo>
        <mrow>
          <mrow><mn>3</mn><mi>x</mi></mrow>
          <mo>-</mo>
          <mrow><mn>2</mn><mi>y</mi></mrow>
        </mrow>
      <mo>)</mo>
    </mrow>
    <mn>2</mn>
  </msup>
</math>
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