the equation of the parabola with (-2 ,0) as focus and x+4=0 is directrix is

Answer 1

p = (- 2 + 4)/2 = 1; Vertex at point (- 4 + 1, 0) = (- 3,0).

Equation of parabola: y²· = 4·1(x + 3) or y² = 4x + 12