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If a 4 x 4 matrix A with rows V, V2, V3, and 4 has determinant det A = 2, 4v + 6V4 1

If a 4 x 4 matrix A with rows V, V2, V3, and 4 has determinant det A = 2, 4v + 6V4 1 V3 8v +5V4 then det =

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