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Quadratic Equation Solver

Solve ax² + bx + c = 0, including complex roots.

Tool inputs stay in your browser · optional AI search sends your query

How to use it (step by step)

  1. 1Fill in the boxes: “a”, “b”, “c”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

Equation
A math sentence with an equals sign and an unknown (x). Solving it means finding the value of x that makes it true.

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