carolaizagleaso carolaizagleaso
  • 24-02-2017
  • Mathematics
contestada

Which product of prime polynomials is equivalent to 8x3 – 2x?

Respuesta :

DelcieRiveria DelcieRiveria
  • 04-03-2019

Answer:

The factor form of the given polynomial is [tex]2x(2x-1)(2x+1)[/tex]

Step-by-step explanation:

The given expression is

[tex]8x^3-2x[/tex]

Taking out the common factor 2x.

[tex]8x^3-2x=2x(4x^2-1)[/tex]

[tex]8x^3-2x=2x((2x)^2-(1)^2)[/tex]

Using the algebraic formula:

[tex]a^2-b^2=(a-b)(a+b)[/tex]

We get,

[tex]8x^3-2x=2x(2x-1)(2x+1)[/tex]

All the factors are prime polynomial because they can not be factored further.

Therefore the factor form of the given polynomial is [tex]2x(2x-1)(2x+1)[/tex].

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