Completing the Square Calculator

Online algebra calculator which helps you to solve a quadratic equation by means of completing the square technique.

Completing the Square Solver

Enter Quardtic Equation

Ex: 2x^2+4x+1


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Step 1 : Move the constant number over to the other side Step 2 : Divide all the terms by a coefficient of x^2. Step 3 : Take half of the coefficient (don't forget the sign!) of the x-term, and square it. Add this square to both sides of the equation. Step 4 : Convert the left-hand side to squared form, and simplify the right-hand side. Step 5 : Solve for x value (Add for x1 and Subtract for x2)

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