Equation: ax² + bx + c = 0

Solution

x = 2 or x = 1

Discriminant Δ = 1

Vertex = (1.5, -0.25)

  1. Identify a = 1, b = -3, c = 2.
  2. Discriminant Δ = b² − 4ac = -3² − 4·1·2 = 1
  3. Δ > 0 → two real roots.
  4. x = (−b ± √Δ) ÷ 2a = (3 ± √1) ÷ 2
  5. x₁ = 2, x₂ = 1

Practice pack · quadratic equations

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