Locate the $absolute$ extrema $of$ the function $(if$ any exist$)$ over each interval. $(Ifan$ answer does not exist, enter DNE.$)$

$f(x)=5x-4$

$(a)-1,3$

minimum $,(x,y)=(,x)$

maximum $,(x,y)=(,)$

$(b)[-1,3)$

minimum $,(x,y)=(,x)$

maximum $,(x,y)=(,x)$

$(c)(-1,3]$

minimum $,(x,y)=(,x)$

maximum $$