Question

What is the z-transform of the
following finite duration signal
x[n] = [2,47,5,7,0,0,1)?
4z2+ 2z + 5z-1 + 7z - 2 + z 5
42-3+ 2z + 5z 1 + 7z -2 + z-5
4+ 2z + 5z1 +7z - 2 + z 5
423+ 2z + 5z1 + 7z - 2 + z-5​

Answer 1

Answer:

we have to add this and said the answer.

please clearly type the question

I can't understand