A free quadratic equation calculator that shows and explains each step in solving your quadratic equation.

Welcome to Quadratic-Equation-Calculator.com, a free quadratic equation solver and tutorial. To solve your quadratic equation, and to get a step-by-step explanation of how that solution is reached, type your values for a, b, and c in the boxes above.

Or, click here for a random example of how to solve a quadratic equation using the quadratic formula.

A quadratic equation is any equation of the form ax

Quadratic equations are used in all branches of science. Real-world applications of quadratic equations are found in equations of motion, the pharmacokinetics of some drugs, and even business. The geometries of parabolic antennas and mirrors are defined by quadratic functions.

To solve a quadratic equation ax

Give our quadratic equation solver a try. Plug in your values for a, b, and c into the spaces above, and click "SOLVE FOR X".

Or, click here for a random example.