1. The vertex of the parabola is (b /2a, c b2/4a).
2. The axis of symmetry of the parabola is the line x = b/ 2a.3.
The parabola opens upward if a > 0 and downward if a < 0.4.
The y-intercept is the point (0, c).
8/10/2019 SAT Math 2 Extra Formulas
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The center of a hyperbola is (h, k), and the axis of symmetry is
theline x = h for vertical hyperbolas or y = k for horizontal
hyperbolas.
