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for the sequence x[n]=(0.3)^(n+1)µ[n-1] find a)plot X[n] b)find its DTFT c) is the DTFT in part(...

for the sequence x[n]=(0.3)^(n+1)µ[n-1] find

a)plot X[n]

b)find its DTFT

c) is the DTFT in part( b) real or complex? explain why?

d) is the DTFT in part (b) periodic or a periodic? if periodic find fundamental period?

f) what type of symmetry does the DTFT in the part(b) have? explain ?

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