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40 x 0 5 0 4) Let A 1 1 a) Find the determinant of A. b) Find all values of x that would make

40 x 0 5 0 4) Let A 1 1 a) Find the determinant of A. b) Find all values of x that would make A invertible c) Find the sum of the eigenvalues of A. d) Find the product of the eigenvalues of A.

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