If a signal x(t) has Energy E, the energy of the signal x(2t) is then equal to?

If the Laplace transform of f(t) is F(s), what is the value of L{f(t/a)}?

To show that a system is not invertible, one has to show the absence of the inversion formula

x(t) = 2 ; t > 0

= 0 ; t < 0

The odd part of the signal x(t) is,

For a bounded function, is the integral of the function from -infinity to +infinity defined and finite?

If the input to a linear time-invariant system is x(t), and the output obtained is 10x(t+4), find the transfer function of the system.

The unit impulse function is obtained by using the limiting process on which of the following functions?

What is the nature of the signal x(t) = e^-0.2t[cos(Ωt) + j sin(Ωt)]?

With respect to Hybrid parameters, which one of the following statements is correct?

If the two signals h₁(t) = u(t+1) - u(t-1) and h₂(t) = δ(t-1) + δ(t+1) are cascaded, the resultant signal h₃(t) will be a: