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Determinantshard
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Let M=(3−104−10−211)M = \begin{pmatrix} 3 & -1 & 0 \\ 4 & -1 & 0 \\ -2 & 1 & 1 \end{pmatrix}M=​34−2​−1−11​001​​. Without using direct expansion, we can write M=I3+uvTM = I_3 + u v^TM=I3​+uvT for some vectors u,v∈R3u, v \in \mathbb{R}^3u,v∈R3. What is the determinant of MMM?