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The quadratic formula is used to solve the quadratic equation. Many equations in which the variable is squared can be written as a quadratic equation, and then solved with the quadratic formula.

Q: What is the quadratic formula for?

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aryabhatt's quadratic formula

you use the quadratic formula in math when the quadratic equation you are solving cannot be factored.

8th grade upto college will study the quadratic Formula. ~ I'm in the 6th grade and I study the quadratic formula...

Its called 'swami dhadacharya' formula

When an equation cannot be solved for "x" to find the zeroes, the quadratic formula can be used instead for the same purpose.

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aryabhatt's quadratic formula

There are an infinite number of different quadratic equations. The quadratic formula is a single formula that can be used to find the pair of solutions to every quadratic equation.

This formula is called the quadratic formula.

you use the quadratic formula in math when the quadratic equation you are solving cannot be factored.

8th grade upto college will study the quadratic Formula. ~ I'm in the 6th grade and I study the quadratic formula...

Yes.

The quadratic formula is derived by completing the square. That is as much as I can tell you.

Well, if the given quadratic equation cannot be factored, nor completed by the square, try using the quadratic formula.

The quadratic formula is: Image Source: http://2.bp.blogspot.com/_V8KsSIiGjBk/SsACMEj73KI/AAAAAAAAFIU/vNtErLdchMw/s1600/Quadratic+Formula.gif

For any quadratic ax2 + bx + c = 0 we can find x by using the quadratic formulae: the quadratic formula is... [-b +- sqrt(b2 - 4(a)(c)) ] / 2a

Quadratic formula. It's easier to remember and you have to do less work.

In general, quadratic equations have graphs that are parabolas. The quadratic formula tells us how to find the roots of a quadratic equations. If those roots are real, they are the x intercepts of the parabola.