Problem

Consider a real, causal sequence x[n] with DTFT X(ejω) = XR(ejω) + jXI (ejω). The imagin...

Consider a real, causal sequence x[n] with DTFT X(e^j^ω) = XR(e^j^ω) + jX_I (e^j^ω). The imaginary part of the DTFT is

X _I (e ^j ^ω ) = 3 sin(2ω).

Which of the real parts X_Rm(e^j^ω) listed below are consistent with this information:

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Solutions For Problems in Chapter 12

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