i$)$ Given the transfer function as:

$y(z)=\frac{z+1}{z^2-1}$

Find the values of $y(nT)$ for $n=0$ to $4.$

ii$)$ Find the response for the first four sampling instants for:

$y(z)=\frac{z^3+2z^2+2}{z^3-25z^2+0\mathrm{.}6z}$