Obtain the steady-state response of each of the following models, and estimate how long it will take the response to reach steady state.
a. 13 + 4x = 16us(t)................ x(0) = 0
b. I3+4x = 16us(t).................. x(0) = 1
c. 15 - 7x = 14us,(t).................x(0) = -2