Math Problem Statement
Solution
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Math Problem Analysis
Mathematical Concepts
Z-transform
Trigonometric Functions
Formulas
Z-transform: \( \mathcal{Z}\{u_n\} = \sum_{n=0}^{\infty} u_n z^{-n} \)
Z-transform of sinusoidal sequences: \( \mathcal{Z}\{ \sin(\omega n + \phi) \} = \frac{z \sin(\phi) + z^2 \sin(\omega - \phi)}{z^2 - 2z \cos(\omega) + 1} \)
Theorems
Z-transform properties for sinusoidal functions
Suitable Grade Level
University
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