Respuesta :

Answer:

- 4x^8 + 3x^4 + 3x^2 + 9x

Step-by-step explanation:

  • Standard form means that the terms are ordered from biggest exponent to lowest exponent

First simplify

  • 9x + 3x^2-4x^8+x^4+2x^4 = 9x + 3x^2 - 4x^8 + 3x^4

Put in standard form

  • - 4x^8 + 3x^4 + 3x^2 + 9x