engineering recuitment BEL Probationary Engineers Mock Test 2025 Signals and Systems Laplace Transform
The unilateral Laplace transform of f(t) is \(\frac{1}{s^2+s+1}\). The unilateral Laplace transform of t f(t) is
1
\(-\frac{s}{(s^2+s+1)^2}\)
2
\(-\frac{2s+1}{(s^2+s+1)^2}\)
3
\(\frac{s}{(s^2+s+1)^2}\)
4
\(\frac{2s+1}{(s^2+s+1)^2}\)