x = -\fracb2a = -\frac-122 \cdot 2 = \frac124 = 3 - AMAZONAWS

Solving Quadratic Equations: Why the Vertex Formula Matters — How x = –b/(2a) Helps Find the Maximum (or Minimum) Value

📅 March 6, 2026 👤 scraface

Mar 06, 2026

$x = -\frac{b}{2a} = -\frac{-12}{2 \cdot 2} = \frac{12}{4} = 3$