Find the roots of the following polynomials: (a) s 3 + 5s 2 + 8s + 4

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Find the roots of the following polynomials:

(a) s3 + 5s2 + 8s + 4 = 0
(b) s3 + 9s2 + 27s + 27 = 0

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Modern Control Systems

ISBN: 9780134407623

13th Edition

Authors: Richard C. Dorf, Robert H. Bishop

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