CH05vlab.ee.nctu.edu.tw/.../uploads/2017/04/HW4-solution.pdfaz—l 1- 1- a) ufnl az— Il ufn —...
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CH05vlab.ee.nctu.edu.tw/.../uploads/2017/04/HW4-solution.pdfaz—l 1- 1- a) ufnl az— Il ufn — (d) (b) Since H (z) is causal, we know that the ROC is Izl > a. For stability, the
