Hz :

Given that x$\_($c$)($t$)$ is bandlim ited to $5$ kHz :

$($a$)$ if y$($n$]=($x$[$n$])^($K$)$ what is largest value of

so that y$($t$)=($x$\_($c$)($t$))^($k$)$ for k$=2?$

$($b$)$ repeat $($a$)($ w$)/()$K$=5.$