[理工] 控制問題

作者: CockBoy (香蕉boy)   2019-01-26 22:02:42
For an LTI system by h[n] = (0.8)^n u[n+3],
then the system is:
(a) memoryless
(b) causal
(c) stable
答案三個都是
應該只有stable吧
想問各位是不是答案給錯了

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