The signal flow graph of a system is shown in the figure. The transfer function \(\frac{C(s)}{R(s)}\) of the system is:
1
\(\frac{6}{s^2\ +\ 29s\ +\ 6}\)
2
\(\frac{6s}{s^2\ +\ 29s\ +\ 6}\)
3
\(\frac{s(s\ +\ 2)}{s^2\ +\ 29s\ +\ 6}\)
4
\(\frac{s(s\ +\ 27)}{s^2\ +\ 29s\ +\ 6}\)