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Math Help - plz find matrix satisfies these

  1. #1
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    plz find matrix satisfies these

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  2. #2
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    Quote Originally Posted by szpengchao View Post
    B = \left[ \begin{array}{cc} 1 & -1 \\ 1 & 1 \end{array} \right]
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  3. #3
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    Hello,

    B=\begin{pmatrix} 0 & -1 \\ 1 & 0\end{pmatrix} would fit in too

    For C, you just have to find a matrix whose determinant is 0.
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  4. #4
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    D=\begin{pmatrix} 0 & -1 \\ 1 & 0\end{pmatrix} too
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