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(3x - 4)(7x + 5)

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Q: How do you Factor this 21x2-13x-20 into a Quadratic formula?
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Related questions

How do you solve Quadratic functions?

All you do is set the quadratic function to equal to 0. Then you can either factor or use the quadratic formula to solve for your unknown variable.


How do you solve a quadratic equation that will not factor?

How you solve an equation that doesn't factor is to plug a quadratic equation's format; ax2+bx+c into the quadratic formula which is x=-b+square root to (b2-4ac)/2a.


In mathematics how does one use the quadratic formula?

The Quadratic formula in mathematics is used to solve quadratic equations in algebra. The simplest way to solve these equations is to set each of the factors to zero and then solve each factor separately.


What is the quadratic formula for?

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.


How do you factor x2 plus 7x minus 6?

This is not factorable. You would have to do the quadratic formula for this problem.


Aryabhatta's quadratic formula's?

aryabhatt's quadratic formula


What is the difference between quadratic formula and quadratic equation?

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.


What is the answer to 2xsquared plus 18x-14?

By using the quadratic formula the given quadratic expression will factor into irrational numbers and so therefore a straight forward answer is quite difficult.


What do you use the quadratic formula for?

One would use the quadratic formula for solving binomials that are otherwise hard to factor. You can find both real and imaginary solutions using this method, making it highly superior to factoring in this regard.


How To Factor Trinomials?

Find one factor by substituting in values, then use long division. You can then apply the quadratic formula to the result - or factorise it by sight, of course


What formula name that gives the solutions for x in a quadratic equation?

This formula is called the quadratic formula.


How do you factor -5b2 plus 7b-2?

It is: (-5b+2)(b-1) with the help of the quadratic equation formula