Transformed impedance Z(s) for network shown below is -
1
\(\rm \frac{9s \,+\, 40}{s \,+\, 7}\)
2
\(\rm \frac{9s \,+\, 47}{s \,+\, 4}\)
3
\(\rm \frac{{9\left( {s \,+\, \frac{{47}}{9}} \right)}}{{\left( {s \,+\, 7} \right)}}\)
4
\(\rm \frac{{7\left( {s \,+\, \frac{{47}}{9}} \right)}}{{\left( {s \,+\, 7} \right)}}\)