a) \(\frac{1}{(1-\frac{1}{2} e^{-jω})(1+\frac{1}{4} e^{-jω})}\)
b) \(\frac{1}{(1-\frac{1}{2} e^{-jω})(1-\frac{1}{4} e^{-jω})}\)
c) \(\frac{1}{(1+\frac{1}{2} e^{-jω})(1-\frac{1}{4} e^{-jω})}\)
d) \(\frac{1}{(1+\frac{1}{2} e^{-jω})(1+\frac{1}{4} e^{-jω})}\)
An LTI system is characterized by its impulse response h(n)=(1/2)nu(n). What is the spectrum of the output signal when t
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An LTI system is characterized by its impulse response h(n)=(1/2)nu(n). What is the spectrum of the output signal when t
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