Physics · Digital Signal Processing
Consider a discrete-time sequence x(n) = {1, 4, 1, 4} for n = 0, 1, 2, 3. The Fast Fourier Transform (FFT) or Discrete Fourier Transform (DFT) of this sequence will be physically characterized as ________.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1purely imaginary and odd
- 2purely imaginary and even
- 3purely real and odd
- 4purely real and even✓
Correct answer
purely real and even
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