Consider the aperiodic signal Find the DFT of length L = 4 of (i) x[n], (ii) x

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Consider the aperiodic signal

1 п%3D 0, 1, 2 x[n] = 0o therwise

Find the DFT of length L = 4 of

(i) x[n],                 

(ii) x1[n] = x[n ˆ’ 3],          

(iii) x2[n] = x[ ˆ’ n],            

(iv) x3 [n] = x[n + 3]

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