0010.qti

<item ident="G3-0010" title="G3 | Eigenvalues | ver. 0010">
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          <p>
            <strong>G3.</strong>
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          <p>Explain how to find the eigenvalues of the matrix <img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" alt="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" title="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" data-latex="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]"/>.</p>
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      <mattext texttype="text/html">&lt;div class="exercise-statement"&gt;
  &lt;p&gt;
    &lt;strong&gt;G3.&lt;/strong&gt;
  &lt;/p&gt;
  &lt;p&gt;Explain how to find the eigenvalues of the matrix &lt;img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?%5Cleft%5B%5Cbegin%7Barray%7D%7Bcc%7D%209%20&amp;amp;%202%20%5C%5C%20-14%20&amp;amp;%20-2%20%5Cend%7Barray%7D%5Cright%5D" alt="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]" title="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]" data-latex="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]"&gt;.&lt;/p&gt;
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            <h4>Partial Answer:</h4>
            <p>The characteristic polynomial of <img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" alt="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" title="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" data-latex="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]"/> is <img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?\lambda^{2} - 7 \lambda + 10" alt="\lambda^{2} - 7 \lambda + 10" title="\lambda^{2} - 7 \lambda + 10" data-latex="\lambda^{2} - 7 \lambda + 10"/>.</p>
            <p>The eigenvalues of <img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" alt="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" title="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]" data-latex="\left[\begin{array}{cc} 9 &amp; 2 \\ -14 &amp; -2 \end{array}\right]"/> are <img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?5" alt="5" title="5" data-latex="5"/> and <img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?2" alt="2" title="2" data-latex="2"/>.</p>
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        <mattext texttype="text/html">&lt;div class="exercise-answer"&gt;
  &lt;h4&gt;Partial Answer:&lt;/h4&gt;
  &lt;p&gt;The characteristic polynomial of &lt;img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?%5Cleft%5B%5Cbegin%7Barray%7D%7Bcc%7D%209%20&amp;amp;%202%20%5C%5C%20-14%20&amp;amp;%20-2%20%5Cend%7Barray%7D%5Cright%5D" alt="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]" title="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]" data-latex="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]"&gt; is &lt;img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?%5Clambda%5E%7B2%7D%20-%207%20%5Clambda%20+%2010" alt="\lambda^{2} - 7 \lambda + 10" title="\lambda^{2} - 7 \lambda + 10" data-latex="\lambda^{2} - 7 \lambda + 10"&gt;.&lt;/p&gt;
  &lt;p&gt;The eigenvalues of &lt;img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?%5Cleft%5B%5Cbegin%7Barray%7D%7Bcc%7D%209%20&amp;amp;%202%20%5C%5C%20-14%20&amp;amp;%20-2%20%5Cend%7Barray%7D%5Cright%5D" alt="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]" title="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]" data-latex="\left[\begin{array}{cc} 9 &amp;amp; 2 \\ -14 &amp;amp; -2 \end{array}\right]"&gt; are &lt;img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?5" alt="5" title="5" data-latex="5"&gt; and &lt;img style="border:1px #ddd solid;padding:5px;border-radius:5px;" src="https://latex.codecogs.com/svg.latex?2" alt="2" title="2" data-latex="2"&gt;.&lt;/p&gt;
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