Quadratic Equation Calculator — Solve ax²+bx+c=0

Solve any quadratic equation ax² + bx + c = 0 instantly. Get both real and complex roots using the quadratic formula, with discriminant, vertex, and step-by-step solution.

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How to Use Quadratic Equation Calculator

  1. 1Enter the required values in the input fields above.
  2. 2Click the Calculate button or results update instantly as you type.
  3. 3View your results in the output panel below the inputs.
  4. 4Adjust any values to recalculate instantly.