试求如图2-8-1(e)所示系统的输出z变换[tex=2.0x1.357]XE+SDQSY28NTqzYsjeii4w==[/tex].[img=534x192]1797456ed942b1e.png[/img]
举一反三
- 试求如图2-8-1(a)所示系统的输出z变换[tex=2.0x1.357]XE+SDQSY28NTqzYsjeii4w==[/tex].[img=440x196]179743e958ef682.png[/img]
- 试求如图2-8-1(d)所示系统的输出z变换[tex=2.0x1.357]XE+SDQSY28NTqzYsjeii4w==[/tex].[img=540x206]17979bb69703b5c.png[/img]
- 试求如图2-8-1(c)所示系统的输出z变换[tex=2.0x1.357]XE+SDQSY28NTqzYsjeii4w==[/tex].[img=448x168]179744d767d1b82.png[/img]
- 试求如图2-8-1(b)所示系统的输出[tex=0.5x0.786]QjholeuuB2uvquRe6w/kgQ==[/tex]变换[tex=2.0x1.357]XE+SDQSY28NTqzYsjeii4w==[/tex][img=414x174]17974486ce66692.png[/img]
- 设随机变量X的密度函数为[img=572x74]1791bc8f97085d2.jpg[/img]试求:(1)常数A;(2)[tex=6.714x1.357]AyFmD19eLybEpNdIrC346g==[/tex]