0 votes 0 votes The $z-$transform of $x[n]=\alpha ^{|n|}, 0<|\alpha|<1,$ is $X(z).$ The region of convergence of $X(z)$ is $|\alpha|<|z|<\frac{1}{|\alpha|}$ $|z|>\alpha$ $|z|>\frac{1}{|\alpha|}$ $|z|<min[|\alpha|,\frac{1}{|\alpha|}]$ Others gate2015-in + – Milicevic3306 asked Mar 26, 2018 • edited Nov 23, 2020 by soujanyareddy13 Milicevic3306 7.9k points answer See all 0 reply