Let $u=[2y^2,2z,3x],v=[xy,z{y}^2,3xz],f=2xz-3xy+4z,g=2xy{z}^2.$ Calculate the following expressions:

$($a$)$ curl $($u$+$v$),$

$($b$)$ div$(uv)$

$($c$)$ v $$ curl u$,$

$($d$)u*curlv,$

$($e$)$