a$)$ Find Vo$($t$)$ if V; $($t$)=6$U$($t$)[$V$]$ b$)$ Assuming V$1(0)=0$ and V$2(0)=0,$ find transfer function H$($s$)$of the system in s$-$ domain. c$)$ Using H$($s$)$ find the circuit response to Vi$($t$)=2$cos$40$t $[$V$]$ m $2012|1740$F $20$ V$.(0)=4$V V$(0)=2$v VE tva Volt$)=?205$ o