## Quadratic Equation Solver

What do you want to calculate.

- Solve for Variable
- Practice Mode
- Step-By-Step

## Step-By-Step Example

Example (click to try), choose your method, solve by factoring.

Example: 3x^2-2x-1=0

## Complete The Square

Example: 3x^2-2x-1=0 (After you click the example, change the Method to 'Solve By Completing the Square'.)

## Take the Square Root

Example: 2x^2=18

## Quadratic Formula

Example: 4x^2-2x-1=0

## About quadratic equations

Need more problem types? Try MathPapa Algebra Calculator

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## IMAGES

## VIDEO

## COMMENTS

There are different methods you can use to solve quadratic equations, depending on your particular problem. Solve By Factoring Example: 3x^2-2x-1=0 Complete The Square Example: 3x^2-2x-1=0 (After you click the example, change the Method to 'Solve By Completing the Square'.) Take the Square Root Example: 2x^2=18 Quadratic Formula