A combinational circuit whose output is equal to $1$ if the input is even and pants greater than one otherwise the output is $0.$ The expression for three inputs $($x$,$y$,$z$)$ equals:

Of$($xyz$)$ z$+$xz

f$($x$,$y$,$z$)=$xz$+\backslash$gamma $\backslash$epsi

Of$($x$,$y$,$z$)=$xz$+$yz