Question: 0 Let A = 0 4 0 N 0 7 (a) (2 marks) Find the characteristic polynomial of A. CA ( A) = (12 -

0 Let A = 0 4 0 N 0 7 (a) (2 marks) Find the characteristic polynomial of A. CA ( A) = (12 - * + (All the numbers to be entered in this polynomial should be real.) (b) (3 marks) The eigenvalues of A are and (c) (3 marks) The matrix A is diagonalizable over C. Find an invertible complex 3 x 3 matrix P and a diagonal complex 3 x 3 matrix D such that P AP = D P and D =

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