Evaluate the z-transform and its Region of Convergence (ROC) for the following signal: [Nilaikan jelmaan-z dan kawasan penumpuannya (ROC) untuk isyarat berikut:] "u(n) - (²3) "²₁ - (3) u(-n-1) x(n) = >= (1) ₂

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A: We have to apply the Laplace transform method.

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