serenityjordan6 serenityjordan6

02-09-2021
Mathematics

contestada

Factor: (please tell me steps)
9x^(4)+21x^(3)-9x^(2)-21x

Respuesta :

02-09-2021

Answer:

Step-by-step explanation:

[tex]9x^4+21x^3-9x^2-21x\\\\=3x(3x^3+7x^2-3x-7)\\\\=3x(x^2(3x+7)-(3x+7))\\\\=3x(3x+7)(x^2-1)\\\\=3x(3x+7)(x-1)(x+1)[/tex]

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thaonguyen1 thaonguyen1

02-09-2021

Answer:

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