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Q13Section I (General (compulsory))13 of 180

Linear systems — consistency of an underdetermined system

The system of linear equations

(20622−4)(x1x2x3)=(b1b2)\begin{pmatrix}2&0&6\\2&2&-4\end{pmatrix} \begin{pmatrix}x_1\\x_2\\x_3\end{pmatrix}=\begin{pmatrix}b_1\\b_2\end{pmatrix}

is consistent:

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