![]() The equation of this parabola could be: y = –x2 – 1 y = x2 – 1 y = x2 + 1 y = –x2 + 1 ![]() The equation of this parabola could be: y = –x2 – 1 y = x2 y = x2 + 1 y = –x2 ![]() The equation of this parabola could be: y = –x2 – 1 y = x2 y = x2 + 1 y = –x2 ![]() The equation of this parabola could be: y = –x2 – 1 y = x2 – 1 y = x2 + 1 y = –x2 + 1 ![]() The equation of this parabola could be: y = –x2 – 1 y = x2 – 1 y = x2 + 1 y = –x2 + 1 ![]() The equation of this parabola could be: y = –x2 – 1 y = x2 – 1 y = x2 + 1 y = –x2 + 1 ![]() The equation of this parabola could be: y = –x2 – 2 y = x2 – 2 y = x2 + 2 y = –x2 + 2 The equation of this parabola could be: y = –x2 – 2 y = x2 – 2 y = x2 + 2 y = –x2 + 2 The equation of this parabola could be: y = –x2 – 2 y = x2 – 2 y = x2 + 2 y = –x2 + 2 The equation of this parabola could be: y = –x2 – 2 y = x2 – 2 y = x2 + 2 y = –x2 + 2 |