1 votes 1 votes The $z$-transform $X[z]$ of a sequence $x[n]$ is given by $X[z]=\dfrac{0.5}{1-2 z^{-1}}$. It is given that the region of convergence of $X[z]$ includes the unit circle. The value of $x[0]$ is $-0.5$ $0$ $0.25$ $0.5$ Others gate2007-ec + – admin asked Sep 19, 2022 edited Feb 24, 2023 by Lakshman Bhaiya admin 46.4k points 26 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.