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[ Question Bank ] — Maths STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceMaths[ Question Bank ]2 Marks
Question
If $\left[\begin{array}{lll}x & 4 & 1\end{array}\right]\left[\begin{array}{ccc}2 & 0 & 1 \\ 1 & 0 & 2 \\ 0 & 2 & -4\end{array}\right]\left[\begin{array}{c}-2 \\ 4 \\ 1\end{array}\right]=0$ then find the value of $x$.
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