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Solve the equation \(\begin{pmatrix} 1 & 1 & 0 \\ 1 & 0 & 1 \\ 1 & -1 & -1 \end{pmatrix}\begin{pmatrix} x \\ y \\ z \end{pmatrix} = \begin{pmatrix} 1 \\ -1 \\ 1 \end{pmatrix}\) for \(\begin{pmatrix}x \\ y \\ z \end{pmatrix}.\)

 Jun 21, 2020
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(x,y,z) = (2,-1,1)

 Jun 28, 2020

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