Question

Which of these equations will show the parabola with the widest opening when graphed?

Accepted Answer

$$2y = x^2 + 6x +10$$

Answer

$$y = x^2 + 2x - 3$$

Answer

$$y = 2x^2 - 5x + 8$$

Answer

$$y = -\frac{3}{4}x^2 + x - \frac{1}{2}$$

Question 38 - Math Practice Test for the PSAT/NMSQT Exam