Respuesta :

[tex] - 4 {d}^{3} + 28 {d}^{2} - 4d[/tex]

Factor the expression by factoring - 4d from the expression,

[tex] - 4d \: ( {d}^{2} - 7d + 1)[/tex]

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I hope that helps you out!!

Any more questions??

Just ask!! ;)

~Zoey