有一LTI离散系统，其差分方程为
其阶数为？http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/caa422a82b514b859428574ab387d67d.png
其阶数为？http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/caa422a82b514b859428574ab387d67d.png
举一反三
- 有一LTI离散系统，其差分方程为其传输算子为？http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/22517b0b3ac94b5fac3cc4c905a15d72.png
- 有一LTI离散系统，其差分方程为<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/56de766141c64b2f93809c0d9a707900.png" />其传输算子为？ A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/47db6248d80c41579452e5265852f031.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/d3ee5176fb5d4c55af1b973b3bb6c66b.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/10f3f84e8c0648d292fdfd7a07edac2e.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/6c0a80355cf4445b89706482a3cd4891.png" />
- LTI离散系统的差分方程为，求系统函数；http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/eaf862da263747a5ac91ea2a24fe0bec.png
- LTI离散系统的差分方程为<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/eb2e05fecafa414e98c3ffaf0b435e82.png" />，当激励<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/f6bdc410c9fd42b8b8dd675197919ceb.png" />时，求零状态响应<img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/12bfebbed6b14e298e09c4cb1940677b.png" /> A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/69fc6db7834143a292ce24d4829a06e6.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/f7af4326d64c44669cd0f0d4c7b23eb1.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/f929cab698bd4309a4649201e7f5604c.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/81108c43b5f2457291e3723cc96280e1.png" />
- LTI离散系统的差分方程为，当激励时，求零状态响应=?http://image.zhihuishu.com/zhs/onlineexam/ueditor/201903/2a6e1be91e54462f8f3113be3b1b4f5b.png