Assertion: parabola's vertex | /r/HasAspect | the equation
Facets:
Source sentences:
text: The focus is inside the parabola, so it has to be two units to the right of the vertex: vertex: (5, 3) ; focus: (7, 3) State the vertex and directrix of the parabola having the equation (x + 3)2 = 20(y  1) .