Find all possible sequences that lead to this Z transform, depending on the convergence domain. Determine which (if any) have a Discrete Time Fourier Transform and write down its expression. a=20, b=-15, c=5 X(z)=- z20 ¯(z² − a² )(z² − b² )(z −c)

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Q: Q5) Find the complex exponential Fourier series representation of the following signal 1 -2 -3 3 -1

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Q: 6-+ ろくなく 3

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