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1. |
What is the equivalent lowpass representation obtained by performing a frequency translation of X+(F) to Xl(F)= ? |
A. | X+(F+Fc) |
B. | X+(F-Fc)c) X+(F*F |
C. | X+(F-Fc)c) X+(F*Fc) |
D. | X+(Fc-F) |
Answer» B. X+(F-Fc)c) X+(F*F | |