Given,
The equation of parabola,
The diagram of the parabola is,
The vertex is the parabola is (3, -1).
The parabola of open towards right.
The focus is 3 units away from vertex.
The directrics of the parabola is x = 0.
The focus of the parabola is (6, -1).
The directrics is 6 units from the focus.