1 votes 1 votes A system is defined by its impulse response $h(n)=2^n u(n-2)$. The system is stable and causal causal but not stable stable but not causal unstable and noncausal Others gate2011-ec + – admin asked Sep 3, 2022 • edited Jan 27, 2023 by Lakshman Bhaiya admin 46.4k points 97 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.