Question: Use the result in Exercise 16 to show that if then the solutions of the characteristic equation of A are Use this result to show

Use the result in Exercise 16 to show that if

then the solutions of the characteristic equation of A are

Use this result to show that A has
(a) Two distinct real eigenvalues if (a - d)2 + 4bc > 0
(b) Two repeated real eigenvalues if (a - d)2 + 4bc = 0
(c) Complex conjugate eigenvalues if (a - d)2 + 4bc

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