0 0 votes A discrete-time sequence is given by $x[n]=[1,2,3,4]$ for $0 \leq n \leq 3$. The zero lag auto-correlation value of $x[n]$ is$1$$10$$20$$30$ Signals and Systems gatein-2024 signals-and-systems numerical-answers + – admin 3.2k points answer 0 reply