Problem 5: There are two parts (a and b): The node equations (Node-Equation Method) of a certain circuit are gi below. Combine the two equations to find the input (ei(t)) output (eo) equation. Part-a: 4 3 estes 1 3 - - - e - - - - - - - . . . = 1 2 Part-b: 5 1 +=ė + ∙e₂ = 0. 6 2 este - e -e = e(t).. 3 ----e₁ +4ë + ² è +4ë + — è 4 = 0........... +2e=0............ .(1) .(2) .(1) ..(2)

Fig: 1