0 0 votes Choose the eigenfunction(s) of stable linear time-invariant continuous-time systems from the following options. $e^{j \frac{2 \pi}{3} t}$ $\cos \left(\frac{2 \pi}{3} t\right)$ $2^{t}$ $\sin \left(\frac{2 \pi}{3} t\right)$ Signals and Systems gatein-2025 signals-and-systems + – Shubham Sharma 2 1.5k points answer 0 reply