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More math help

 

What are the factors of the polynomial function?

Use the rational root theorem to determine the factors.

f(x)=2x3+x2−8x−4                   

 

Select each correct factor

Options

 

(2x-1)

(2x+1)

(x-1)

(x+1)

(x-2)

(x+2)

(x-4)

(x+4)

 

Please and thank you! 0^>

 Nov 8, 2018
 #1
avatar+6251 
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2x3+x28x4=(2x38x)+(x24)=2x(x24)+(x24)=(2x+1)(x24)=(2x+1)(x2)(x+2)

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 Nov 8, 2018
 #2
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Gracias amigo!

PhoenixForever  Nov 9, 2018

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