Question: Solve the linear system (mathbf{A x}=mathbf{b}) by using Gauss elimination. (mathbf{A}=left[begin{array}{ccc}-1 & 0 & 4.2 2.3 & -3 & 1.5 5 & 3.2

Solve the linear system \(\mathbf{A x}=\mathbf{b}\) by using Gauss elimination.

\(\mathbf{A}=\left[\begin{array}{ccc}-1 & 0 & 4.2 \\ 2.3 & -3 & 1.5 \\ 5 & 3.2 & 1\end{array}\right], \mathbf{b}=\left\{\begin{array}{c}10.4 \\ -4.6 \\ -4.8\end{array}\right\}\)

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