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The z-transform of x[n]= {2,4,5,7,0,1} (5 as the reference variable) is ___________

Posted: Thu Jul 14, 2022 11:09 am
by answerhappygod
a) 2z2 + 4z + 5 +7z + z3, z≠∞
b) 2z-2 + 4z-1 + 5 + 7z + z3, z≠∞
c) 2z-2 + 4z-1 + 5 + 7z + z3, 0<|z|<∞
d) 2z2 + 4z + 5 + 7z-1 + z3, 0<|z|<∞