The equation of parabola whose focus is (– 3, 0) and directrix x + 5 = 0 is:
y2 = 4x
y2 = 4(x + 1)
y2 = 4(x + 4)
y2 = 4(x + 16)
The required equation of parabola is:
The equation of the parabola whose focus is the point (0, 0) and the tangent at the vertex is x-y+1=0 is