# Online calculator. Quadratic equation solver.

This online calculator will help you to solve quadratic equation.

Using this online calculator, you will receive a detailed step-by-step solution to your problem, which will help you understand the algorithm how to solve quadratic equation.

## Quadratic equation solver

| | 1 | 2 | 3 | ÷ | |

x | x^{2} |
4 | 5 | 6 | × | С |

= | 7 | 8 | 9 | - | | |

. |
0 | + |

Try online calculators. Solving of equations.Solving of quadratic equationsSolving of biquadratic equationsSolving systems of linear equations by substitutionGaussian elimination calculatorLinear equations calculator: Cramer's ruleLinear equations calculator: Inverse matrix methodShow all online calculators

Try to solve the exercises from the theme equations.Exercises. Quadratic equations.Exercises. Exponential equations.Exercises. The system of linear equations with 2 variables.Exercises. The system of linear equations with 3 variables.Exercises. The system of linear equations with 4 variables.Show all online exercises

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