Find the DTFT of each of these signals:

(a) [n] = (1/3)n u[n ? 1]

(b) x[n] = sin (?n/4) (1/4)n u[n ? 2]

(c) x[n] = sinc (2?n/8) ? sinc(2?(n ? 4) / 8)

(d) x[n] = sinc2(2?n/8)




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Answer the following statement true (T) or false (F)

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Fill in the blank(s) with the appropriate word(s).

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