题目内容
(请给出正确答案)
提问人:网友mimeme
发布时间:2022-01-07
[主观题]
Let x[n] be an absolutely summable signal with rational z-transform X[z].If X[z] is known to have a pole at Z=3, please determine the which statement is True. ()
A、x[n] may be a finite-duration signal.
B、x[n] may be a left-sided signal.
C、x[n] may be a right-sided signal
D、x[n] may be an anticausal signal
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