How does CalHub solve quadratic equations?

CalHub uses the quadratic formula x = [-b ± √(b² - 4ac)] / (2a) to find real roots.

Yes, the Quadratic Equation Solver on CalHub is completely free.

Can I enter decimal coefficients?

Yes, you can input decimal values for a, b, and c.

No, all calculations are done locally in your browser. Your data is not stored.

A quadratic equation is a polynomial equation of the second degree in the form ax² + bx + c = 0.

Solve equations of the form ax² + bx + c = 0 instantly.

Coefficient a

Coefficient b

Coefficient c

Rate your experience

⭐ Average Rating: 0.0 / 5 (0 reviews)

A quadratic equation is an equation of the second degree, with the highest exponent of the variable being 2. It takes the form ax² + bx + c = 0.

Yes, you can input decimal numbers for a, b, and c.

If the discriminant (b² - 4ac) is negative, the equation has no real solution.

Yes, CalHub Quadratic Solver is 100% free.

Yes, negative values for a, b, or c are supported.

No, all calculations happen locally in your browser.