Question: Statement ( I ) : FFT is a much faster version of the DFT algorithm. Statement ( II ) : Time complexity of DFT is

Statement (I): FFT is a much faster version of the DFT algorithm.
Statement (II): Time complexity of DFT is O(N2) and the time complexity od FFT is O(NlogN) for N point discrete signal.
Statement (I): FFT is a much faster version of the DFT

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