Question: The characteristic equation of a sampled system is z2 + (K- 1.5)z + 0.5 = 0. Find the range of K so that the system

The characteristic equation of a sampled system is z2 + (K- 1.5)z + 0.5

= 0.

Find the range of K so that the system is stable. (Answer: 0 < K < 3}

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