If the vertex and focus of a parabola are `(2, 1)` and `(1,-1)` then its equation is

If the vertex and focus of a parabola are (3,3) and (-3,3) respetively,then its equation is

If the vertex and focus of a parabola are (3,3) and (-3,3) respectively, then its equation is

If the vertex and focus of a parabola are (3,3) and (-3,3) respectively, then its equation is

If the vertex and focus of a parabola are (3,3) and (-3,3) respectively, then its equation is

If the vertex and focus of a parabola are (3,3) and (-3,3) respectively, then its equation is

The coordinates of the vertex and focus of a parabola are (1,2) and (-1,2) respectively : find its equation.

If quad and quad are the vertex and focus of a parabola respectively then its equation is

If the vertex and focus of a parabola are (3, 3) and (-3, 3) resepectively, then its equation, is

vertex and focus of a parabola are (-1,1) and (2,3) respectively.find the equation of the directrix.

vertex and focus of a parabola are (-1,1) and (2,3) respectively. find the equation of the directrix.