The continuous-time signal x(t) = cos(57t) is sampled every T = 0. 25 seconds to produce the discrete-time signal x n reconstructed signal xr(t) = cos(27f,t) has the frequency: = COS ] = cos(Nn). The...

The continuous-time signal x(t) = cos(57t) is sampled every T = 0. 25<br>seconds to produce the discrete-time signal x n<br>reconstructed signal xr(t) = cos(27f,t) has the frequency:<br>= COS<br>] = cos(Nn). The<br>O a) fr = 2. 5 Hz<br>O b) fr = 3. 5 Hz<br>O c) fr = 1.0 Hz<br>O d) fr = 0. 625 Hz<br>e) fr =<br>1.5 Hz<br>

Extracted text: The continuous-time signal x(t) = cos(57t) is sampled every T = 0. 25 seconds to produce the discrete-time signal x n reconstructed signal xr(t) = cos(27f,t) has the frequency: = COS ] = cos(Nn). The O a) fr = 2. 5 Hz O b) fr = 3. 5 Hz O c) fr = 1.0 Hz O d) fr = 0. 625 Hz e) fr = 1.5 Hz

Jun 11, 2022

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The continuous-time signal x(t) = cos(57t) is sampled every T = 0. 25 seconds to produce the discrete-time signal x n reconstructed signal xr(t) = cos(27f,t) has the frequency: = COS ] = cos(Nn). The...

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