Find two ways to choose nonzeros from four different rows and columns: A = 1 0 0 1 0 1 1
Chapter 4, Problem 4.3.17(choose chapter or problem)
Find two ways to choose nonzeros from four different rows and columns: A = 1 0 0 1 0 1 1 1 1 1 0 1 1 0 0 1 B = 1 0 0 2 0 3 4 5 5 4 0 3 2 0 0 1 . (B has the same zeros as A.) Is detA equal to 1+1 or 11 or 11? What is detB?
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