0 votes 0 votes The number of roots of $s^3+5 s^2+7 s+3=0$ in the left half of the $s$-plane is zero one two three Others gate1998-ec + – admin asked Sep 26, 2022 • edited Dec 1, 2023 by makhdoom ghaya admin 46.4k points 87 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.