Compute the determinant of the matrix A, below, by using row operations to transform A to an upper-triangular matrix B. Then express the determinant of A as a multiple k of the determinant of B, and use this to compute the determinant of A. -1 -7 -8 -5 3 0 0 9 -5-37-34-32 3 21 42 27 A = 000 B= 0 0 0 000 det(A)= k-det(B) = 0.0 = 0

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