Laplace transform of continuous time signal is given. X (s) = 3 (s + 2) / (s ^ 2 + 5s + 4) Which of the following is the Inverse Laplace transform of this signal?

x [n] = 3u [n] (0.2) ^ n is a discrete time signal. Which of the following is the z transform of this signal?

a. u(t)[2exp(-20)+exp(-3t)] O b.x(t) = u(t)(exp(-t)2exp(-41)] O cx(t) = u(t)[2exp(-2) +exp(-21)] O d. x(t) = exp(-2t)+exp(-4t) e. X(t) = u(t)[exp(t)+2exp(46)] O z a. X(z) = 2/(2-0.2) O b. X(z) = 0.27/(Z-0.3) O c. X(z) = 0.27/(2-3) O d. X(z) = 37/(2+0.2) e. X(z) = 3z/Z-0.2)