Determine the discrete-time Fourier transform (DTFT) X(Ωk ) of the discrete-time signal ̃x[n] = sin(0.4πn). Also, show your calculation for X(Ω1 ) and X(Ω4 ) . Given, x[n] = u[n] u[n + 1] and h[n] = (0.5) n DTFTs: a) X(Ω), b) H(Ω), and c) Y (Ω)

image - Determine the discrete-time Fourier transform (DTFT) X(Ωk )  of the discrete-time signal  ̃x[n] = sin(0.4πn). Also, show your calculation for X(Ω1 )  and X(Ω4 ) . Given, x[n] = u[n] u[n + 1] and h[n] = (0.5) n DTFTs: a) X(Ω), b) H(Ω), and c) Y (Ω)

image 1 - Determine the discrete-time Fourier transform (DTFT) X(Ωk )  of the discrete-time signal  ̃x[n] = sin(0.4πn). Also, show your calculation for X(Ω1 )  and X(Ω4 ) . Given, x[n] = u[n] u[n + 1] and h[n] = (0.5) n DTFTs: a) X(Ω), b) H(Ω), and c) Y (Ω)

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images - Determine the discrete-time Fourier transform (DTFT) X(Ωk )  of the discrete-time signal  ̃x[n] = sin(0.4πn). Also, show your calculation for X(Ω1 )  and X(Ω4 ) . Given, x[n] = u[n] u[n + 1] and h[n] = (0.5) n DTFTs: a) X(Ω), b) H(Ω), and c) Y (Ω)

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