A parabola is shown with the focus open circle and a point on the parabola closed circle marked 10 9 8 7 6 5 4 321 The focus F is at 1 2 10 9 8 7 6 5 4 3 217 I 2 45s7WNY 2 3 5 6 O 8 9 10 The directrix has equation y 4 5 6 7 8 9 IC 2 100 o The vertex V is at 1 1 The line of symmetry has equation 1 symmetry The equation of the parabola is x 1 12 y 1 Enter the equation of the directrix Enter the equation of the line of Enter the equation of the parabola