goldenarrow goldenarrow

07-02-2017
Mathematics

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I have been stuck on this question for an hour now and I don't understand how to solve it, please please please help! I will mark brainliest for BEST answer!! help a girl out??

I have been stuck on this question for an hour now and I dont understand how to solve it please please please help I will mark brainliest for BEST answer help a class=

Respuesta :

ivystorm ivystorm

07-02-2017

1) the answer to the radical is x^3+6x^2+12x+ 8
2) simplify this : x^3+6x^2+12x+ 8 + 3 = 27, into
3) this : x^3+6x^2+12x+ 11 = 27
4)Subtract 27 from both sides
x^3+6x^2+12x -16= 0
5) Use cubic formula.
x = 0.884499

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