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Home > CCA > Chapter 9 > Lesson 9.2.1 > Problem 9-55

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
      graph

    2. y = x2 + 2x − 6
      graph

x ≈ 0.7 or 4.3

See part (a).