What is the equation of the quadratic graph with a focus of (4, -3) and a directrix of y = -6? (1 point)
O f(x) = -1x²+x+1/1
O f(x) = 1x²-x-111
6
3
о
O 10x) = 3x² + 11x + ²/
f(x)
50
25
O f(x) = ²x² + 25x + 5
2
50