samuelakamaraoxn2e0 samuelakamaraoxn2e0

11-10-2017
Mathematics

contestada

8x^2+2x^3-6x-14 what's the answer

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nathan127 nathan127

11-10-2017

8x^2 + 2x^3 - 6x - 14
Reordering..
2x^3 - 8x^2 - 6x - 14
We can halve everything
x^3 - 4x^2 - 3x - 7
We can then factorize -4x^2 - 3x - 7
to make (-4x - 7)(x - 1)
= x^3 + (-4x - 7)(x - 1)
I don't know how to simplify it further than that.. sorry

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