Important Discrete Fourier Transform Properties
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Question 1 of 4
1. Question
If is a realvalued signal, the DFT is real valued.
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Question 2 of 4
2. Question
Let . Identify all of the following statements that are true.
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Question 3 of 4
3. Question
The DFT of a sum of signals is the sum of the DFTs of the individual signals.
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Question 4 of 4
4. Question
Shifting a signal in time causes what operation on the DFT coefficients of the signal?
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