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Quadratic Equation Solver

Compute roots and discriminant of ax² + bx + c = 0.

Your inputs

Enter a, b, and c for ax² + bx + c = 0.

Your result

The discriminant and both roots of your equation.

Formula

Discriminant: D = b² − 4ac

Roots: x = (−b ± √D) / 2a

How to Use

  1. Enter coefficients a, b, c (a ≠ 0)
  2. Click Solve to compute roots
  3. If D < 0, complex roots will be displayed