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$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

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$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

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$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

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$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

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$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

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$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

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$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

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$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

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$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

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$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$

$\left[\begin{array}{ccc}3& -6& 0\\ 12& 15& -9\end{array}\right]$

$\left[\begin{array}{ccc}4& -8& 0\\ 16& 20& -12\end{array}\right]$

$\left[\begin{array}{c}19\\ 14\\ -12\end{array}\right]$

$\left[\begin{array}{ccc}19& 14& -12\end{array}\right]$