• 2022-07-27
    已知系统差分方程、初始状态如下:[img=304x25]18034a5caf8546c.png[/img],c(0)=0,c(1)=1。试用Z变换法计算输出序列c(k),k ≥ 0。()
    A: [img=143x28]18034a5cb8c4697.png[/img],[img=43x22]18034a5cc0f3341.png[/img]
    B: [img=131x28]18034a5cca85ff3.png[/img],[img=43x22]18034a5cc0f3341.png[/img]
    C: [img=166x28]18034a5cdc95b9d.png[/img],[img=43x22]18034a5cc0f3341.png[/img]
    D: [img=180x28]18034a5ced7a333.png[/img],[img=43x22]18034a5cc0f3341.png[/img]