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Help me find the inverse Z transform. Thanks

  • #1
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Hi guys! I am having a problem in finding the inverse z transform of the given signal. Can anyone help me? I'd appreciate it. Thanks!

Here is basically what I did:
FegEiNi.png


However, I don't know what to do next. What is the next thing to do? Thanks!
 

Answers and Replies

  • #2
rude man
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Hi guys! I am having a problem in finding the inverse z transform of the given signal. Can anyone help me? I'd appreciate it. Thanks!

Here is basically what I did:
FegEiNi.png


However, I don't know what to do next. What is the next thing to do? Thanks!
Been a while for me, but might look at:
starting with the original F(z), consider
z → z /3
Then look at the z transform for f[n] = [n2]
and finally realize z-1F(z) ↔ f[n-1]u[n-1].
 
Last edited:

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