Question: Let A be a nonsingular n Ã n matrix with characteristic polynomial pA(Î»). (a) Explain how to construct the characteristic polynomial pA-1(Î») of its inverse

Let A be a nonsingular n Ã— n matrix with characteristic polynomial pA(Î»).
(a) Explain how to construct the characteristic polynomial pA-1(Î») of its inverse directly from PA(Î»).
(b) Check your result when A =

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