1 1 vote Output of a linear system with input $x(t)$ is given by \[y(t)=\int_{-\infty}^{\infty} h(t, \tau) x(\tau)+1.\] The system is linear if $h(t, \tau)=h(t-\tau)$ $h(t, \tau)=h(\tau)$ $h(t, \tau)=h(t)$ $h(t, \tau)=$ constant None of the above. Continuous-time Signals tifr2011 continuous-time-signals linear-time-invariant-systems system-properties + – admin 272 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.