Cubic Equation Solver

The cubic equation solver is aimed to provide detailed steps to find the roots of all cubic equations.

Instructions

  1. Type cubic equation in the input box.
  2. Accept formats with and without carat for powers, for example, x^3−2x^2+8x−16=0 or x3−2x2+8x−16=0
  3. Quick answer will be returned after clicking the button "Go".
  4. Detailed steps are given on the page of How to find the solutions.

Change log

  • 2023.1 - Added Cardano's solution for non-reductive equations.
  • 2023.1 - Added Euler's Solution for non-reductive equations.
  • Examples of Cubic Equations

    $$x^3+7x^2+7x-8=0$$

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