railway RRB JE (CBT I + CBT II) Mock Test 2024 Signals and Systems Laplace Transform Properties of Laplace Transform
The Laplace transform of (t2 – 2t) u (t - 1) is?
1
\(\frac{2}{{{s^3}}}{e^{ - s}} - \frac{2}{{{s^2}}}{e^{ - s}}\)
2
\(\frac{2}{{{s^3}}}{e^{ - s}} + \frac{2}{{{s^2}}}{e^{ - s}}\)
3
\(\frac{2}{{{s^3}}}{e^{ - 2s}} - \frac{2}{s}{e^{ - s}}\)
4
None of the above