Question

What is the equation of the quadratic graph with a focus of (−4, 17/8) and a directrix of y =15/8

f(x) = −2x2 + 16x − 24

f(x) = −2x2 + 15x − 2

f(x) = 2x2 + 12x − 10

f(x) = 2x2 + 16x + 34

Answer 1

@Hero