for the equation -4x-8y^2=0,give the focus and directrix.then sketch the graph, showing both the focus and the directrix. please show all the step thank you.
you know that for
y^2 = 4px
the focus is at (p,0)
the directrix is at y = -p
y^2 = 4px
the focus is at (p,0)
the directrix is at y = -p