Consider the characteristic polynomial of an
(7.2.4)
which can be written in either of the following equivalent forms:
where
(a) Use Equations (7.2.4) and (7.2.5) to show that
Recall that the quantity
(b) Use Equations (7.2.5) and (7.2.6) to show that
(c) Use your results from (a) and (b) to show that
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Differential Equations and Linear Algebra (4th Edition)
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