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Can someone help with this one? I need to show all of the steps.

4) Find the z-transforms of the following signals: X2[n] = 781n-3]

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Answer #1

If x[n] has the fom x[n] = ?[n ? k].

Then z trannsform will be

X(z) = z ?k

1) x1[n]= 6?[n]

X1(z) = 6

2) X2(z) = 7z-3

3) X3(z) = 2+ 9z-5

4) X4(z) = 6-7z-3-2-9z-5

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