Find the value of the determinant vmatrix 1 & 2 & 4 3 & 4 & 9 2 & -1 & 6 vmatrix

MATHEMATICS · Subjective · CBSE · Mathematics · Determinants · Determinants

Problem

Find the value of the determinant ∣1243492−16∣\begin{vmatrix} 1 & 2 & 4 \\ 3 & 4 & 9 \\ 2 & -1 & 6 \end{vmatrix}

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