What is the transfer function of the system where y (1) is the input and x (t) is the output? G(s)=\frac{X(s)}{Y(s)}=\frac{c s}{m s^{2}+c s+k} G(s)=\frac{X(s)}{Y(s)}=\frac{c s+k}{m s^{2}+c s+k} G(s)=\frac{X(s)}{Y(s)}=\frac{-c s}{m

s^{2}+c s+k} G(s)=\frac{X(s)}{Y(s)}=\frac{c s}{m s^{2}+c s-k}