10.5 Parametric Equations & Polar Coordinates
Question #1 (Easy): Vertex, Focus, Directrix for Parabola
For a parabola equation , or the focus is at( )or ( ) and the directrix is
or , respectively. The focus can shift horizontal and vertically in the opposite direction of
the numeric values added unto and .
Find the vertex, focus, and directrix of the parabola and sketch the graph.
( ) ( )
The equation can be