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If its discriminant is less than zero it can't be factored.

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Q: How do you know if a quadratic function is factorrable or not?
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Related questions

Why is a quadratic function called a quadratic function?

A quadratic function is a second degree polynomial, that is, is involves something raised to the power of 2, also know as squaring. Quadratus is Latin for square. Hence Quadratic.


What part of speech is quadratic function?

A quadratic function is a noun. The plural form would be quadratic functions.


What is the degree of a quadratic function?

A quadratic function will have a degree of two.


What is the definition of a Vertex form of a quadratic function?

it is a vertices's form of a function known as Quadratic


What do you call the graph of a quadratic function?

the graph of a quadratic function is a parabola. hope this helps xP


What part of speech is function?

A quadratic function is a noun. The plural form would be quadratic functions.


What makes a function have a graph that is quadratic?

That the function is a quadratic expression.


Why is a quadratic function a function of x having the highest degree 2?

It follows from the definition of a quadratic funtcion.


What is the difference between a linear and quadratic function?

A linear function is a line where a quadratic function is a curve. In general, y=mx+b is linear and y=ax^2+bx+c is quadratic.


Is quadratic sequence exponential function?

No. It is a sequence for which the rule is a quadratic expression.


What is quadratic linear function?

It is a quadratic equation that normally has two solutions


Are there no real solutions if a quadratic function is 0?

If a quadratic function is 0 for any value of the variable, then that value is a solution.