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A quadratic equation is a polynomial equation to the second degree. The general form is ax^2 + bx + c = 0. Quadratic equations can be solved by factoring, graphing, completing the square or using the quadratic formula.

www.math.com/students/calculators/source/quadratic.htm

Quadratic Equation Enter the coefficients for the Ax2 + Bx + C = 0 equation and Quadratic Equation will output the solutions (if they are not imaginary).

www.mathpapa.com/quadratic-formula

Shows you the step-by-step solutions using the quadratic formula! This calculator will solve your problems.

www.symbolab.com/solver/quadratic-equation-calculator

Free quadratic equation calculator - Solve quadratic equations using factoring, complete the square and the quadratic formula step-by-step.

www.mathwarehouse.com/quadratic/quadratic-formula-calculator.php

Quadratic Formula Calculator and solve to find solutions to quadratic equations.

www.mathsisfun.com/quadratic-equation-solver.html

Quadratic Equation Solver. If you have an equation of the form "ax2 + bx + c = 0", we can solve it for you. Just enter the values of a, b and c below. a. x2 +. b. x +.

www.calculatorsoup.com/calculators/algebra/quadratic-formula-calculator.php

Calculator Use. This online calculator is a quadratic equation solver that will solve a second-order polynomial equation such as ax2 + bx + c = 0 for x, where a  ...

www.mathportal.org/calculators/quadratic-equation/quadratic-equation-calculator.php

This online calculator solves quadratic equation, finds factored form of a quadratic trinomial, finds area between the graph and x-axis and draws the graph of ...

www.mathportal.org/calculators/solving-equations/quadratic-equation-solver.php

This calculator solves quadratic equations. You can solve equations by completing the square or by using quadratic formula. The calculator will write down ...

www.mathgoodies.com/calculators/quadratic_equations.html

Our quadratic equations calculator lets you find the roots of a quadratic equation. It is best to solve these problems on your own first, then use this calculator to ...