Question: Let x[n] = x r [n] + jx i [n] be a complex-valued sequence such that X(e j? ) = 0 for ? ? ?

Let x[n] = xr[n] + jxi[n] be a complex-valued sequence such that X(ej?) = 0 for ? ? ? ?

n = 3. 4. x. [n] = -4. n= -3.

Specify the real and imaginary parts of X(ej?).

n = 3. 4. x. [n] = -4. n= -3.

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