The equation calculator allows you to take a simple or complex equation and solve by best method possible.

According to the quadratic formula, x , the solution for ax 2 +bx+c = 0 , where a, b and c are numbers, often called coefficients, is given.

For equations with real.

According to the quadratic formula, x , the solution for ax 2 +bx+c = 0 , where a, b and c are numbers, often called coefficients, is given.

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We’ll solve this two ways:

By completing the square and using the quadratic formula.

The quadratic formula calculator finds solutions to quadratic equations with real coefficients.

It can save you a lot of time and work.

How To Solve With Factoring

Enter the equation you want to solve using the quadratic formula.

Solves by factoring, square root, quadratic formula methods.

2x2 + 7x +9 = 0.

Free math problem solver answers your algebra, geometry, trigonometry, calculus,.

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Starting with a quadratic equation in standard form, ax² + bx + c = 0 divide each side by a, the coefficient of the squared term.

Factor out 2x in the first and 9 in the second group.

2x^2+7x+9# is of the form #ax^2+bx+c#, with #a=2#, #b=7# and #c=9#.

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How To Solve With Factoring
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The discriminant #delta# is given by the formula:

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Online math solver with free step by step solutions to algebra, calculus, and other math problems.

Subtract the constant term c/a from both sides.

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Use the quadratic formula to find the solutions.

To solve this type of quadratic equation, use shortcut.

Click the blue arrow to submit and see the result!

First divide everything by 2, since a cannot have.