A quadratic equation is a polynomial equation. The standard form of a quadratic equation is mentioned-below: ax1 + bx + c 0. This formula is the solution of a second-degree polynomial equation. Vector Cross Product Calculator 30 60 90 Triangle Calculator Expected Value Calculator Online Scientific Calculator Standard Deviation Calculator Percentage Calculator Common Fractions Calculator Pounds To Cups Converter: Flour, Sugar, Milk. Quadratic Formula Calculator is an online calculator, which solves the questions and simplify the solutions. The quadratic formula is said to be one of the most potent tools in mathematics.