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Questions (3)

Q1.Suppose A= ( -1 2 -3 -4 3 2 1 3 1 ), then the determinant of this matrix is? Q2. Suppose det ( 1 2 3 1 4 5 y 4 5)=0, then y=?
1. 1 answer
2. 486 views
Suppose A = ( 6 9-1 -4). Then the largest eigenvalue of A is? The smallest eigenvalue of A is?
1. 1 answer
2. 384 views
Suppose v= (1x) is a 3-eigenvector of A= (5 -1 6 0), then x=?
1. 1 answer
2. 355 views