page 2 | Signals and Systems Multiple Choice Questions

SIGNALS & SYSTEMS

$\sqrt{\frac{2}{\pi}}\frac{\sin as}{s}$

$\sqrt{\frac{1}{\pi}}\frac{\cos as}{s}$

$\sqrt{\frac{1}{\pi}}\frac{\sin as}{s}$

$\frac{1}{\sqrt{2\pi}}\frac{\cos as}{s}$

$X(s) = \int_{0}^{\infty} x(t) e^{-st} dt$

$X(s) = \int_{-\infty}^{\infty} x(t) e^{-st} dt$

$X(s) = \sum_{n=-\infty}^{\infty} x[n] e^{-snT}$

$X(s) = \int_{-\pi}^{\pi} X(e^{j\omega}) e^{-j\omega t} d\omega$