Determine the number of complex multiplications

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Given a sequence x(n) for 0 ≤ n ≤ 3, where x(0) = 0:8, x(1) = 0:4, x(2) = 0:4, and x(3) = 0:2, evaluate its DFT X(k) using the decimation-in-time FFT method, and determine the number of complex multiplications.

Reference no: EM131083960

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