### Home > CCA > Chapter 9 > Lesson 9.2.1 > Problem9-55

9-55.
1. For each parabola graphed below, visually estimate the x-intercepts. Then use the Quadratic Formula to confirm your estimates. Homework Help ✎

1. y = x2 − 5x + 3

2. y = x2 + 2x − 6

$\text{Quadratic Formula =\frac{-b\pm\sqrt{b^2-4ac}}{2a}}$

x ≈ 0.7 or 4.3

See part (a).