Unformatted text preview: p ( Î» ). (b) Show that tr( A ) is equal to the sum of the eigenvalues of A , each repeated as many times as its multiplicity as a root of p ( Î» ). [Hint: consider the coeï¬ƒcient of Î» n1 in p ( Î» ).] 2. Section 5.2, Exercise 14(c). 3. Find formulas for A n and e At , where A = Â± 1 2 4 3 Â² ....
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 Fall '08
 GUREVITCH
 Linear Algebra, Algebra, Factors, Complex number, Haiman Problem Set

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