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  • 非齐次线性方程组

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    March03,2021

    Q: $$ \begin{cases} x\_1 + 2x\_3 + 2x\_4 = 6 \\ 2x\_1 + x\_2 + 3x\_3 + 7x\_4 = 0 \\ 3x\_1+7x\_3+5x\_4 = 24 \\ \end{case...

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