Question: 2 8 6 2. Calculate detA where A = 1 2 0 (use a cofactor 2nd row). 4 10 4

2 8 6 2. Calculate detA where A = 1 2

2 8 6 2. Calculate detA where A = 1 2 0 (use a cofactor 2nd row). 4 10 4

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