The z-transform of \((\frac{1}{4})^n\) (u[n] – u[n-5]) is __________
Posted: Thu Jul 14, 2022 11:09 am
a) \(\frac{z^5 – 0.25^5}{z^4 (z-0.25)}\), z>0.25
b) \(\frac{z^5 – 0.25^5}{z^4 (z-0.25)}\), z>0
c) \(\frac{z^5 – 0.25^5}{z^3 (z-0.25)}\), z<0.25
d) \(\frac{z^5 – 0.25^5}{z^4 (z-0.25)}\), all z
b) \(\frac{z^5 – 0.25^5}{z^4 (z-0.25)}\), z>0
c) \(\frac{z^5 – 0.25^5}{z^3 (z-0.25)}\), z<0.25
d) \(\frac{z^5 – 0.25^5}{z^4 (z-0.25)}\), all z