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If A=[1-1 1 2 1-3 1 1 1], find A^(-1) an...

If `A=[1-1 1 2 1-3 1 1 1],` find `A^(-1)` and hence solve the system of linear equation. `x+2y+z=4,-x+y+z=0,x-3y+z=2`

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### Step-by-Step Solution Given matrix \( A \) and system of linear equations: \[ A = \begin{bmatrix} 1 & -1 & 1 \\ 2 & 1 & -3 \\ 1 & 1 & 1 \end{bmatrix} \] System of equations: \[ x + 2y + z = 4 \] ...
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Knowledge Check

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