Determine the roots of the following characteristic equations: (a) q(s) = s3 + 3s2 + 10s +
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(a) q(s) = s3 + 3s2 + 10s + 14 = 0.
(b) q(s) = s4 + 8s3 + 24s2 + 32s + 16 = 0.
(c) q(s) = s4 + 2s2 + 1 = 0.
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