Find the zero$-$state response $($convolution$)$ of the system: h$[$n$]=(0\mathrm{.}5)$nu$[$n$]$ If the input is: $($a$)$ x$[$n$]=2$nu$[$n$]($b$)2$nu$[$n$]($Hint: use the following formula$)$ n kxk $=$ x$($n$+1)$xn$+1+$nxn$+2(1$x$)2$