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<math>x[n]=3^n u[-n+3]  \ </math>
 
<math>x[n]=3^n u[-n+3]  \ </math>
  
(Write enough intermediate steps to fully justify your answer.)  
+
Then use your answer to obtain the Fourier transform of the signal. (Write enough intermediate steps to fully justify your answer.)  
 
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==Share your answers below==
 
==Share your answers below==

Revision as of 07:23, 13 September 2013


Practice Problem on Z-transform computation

Compute the compute the z-transform (including the ROC) of the following DT signal:

$ x[n]=3^n u[-n+3] \ $

Then use your answer to obtain the Fourier transform of the signal. (Write enough intermediate steps to fully justify your answer.)


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Answer 2

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Answer 4

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Back to ECE438 Fall 2013 Prof. Boutin

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Basic linear algebra uncovers and clarifies very important geometry and algebra.

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