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Solve: ax² + bx + c = 0

x₁ = 3
x₂ = 2
1. Start: 1x² + -5x + 6 = 0
2. Discriminant: b² - 4ac = -5² - 4(1)(6) = 1
3. Discriminant > 0: Two real roots
4. x = (-b ± √discriminant) / 2a