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09-08-2018
Mathematics

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Given the polynomial 6x3 + 4x2 − 6x − 4, what is the value of the coefficient 'k' in the factored form? 6x3 + 4x2 − 6x − 4 = 2(x + k)(x − k)(3x + 2) k= ____________ Numerical Answers Expected! Answer for Blank 1:

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bawbdmo bawbdmo

09-08-2018

[tex] 6x^3+4x^2-6x-4 =\\ 2(3x^3+2x^2-3x-2) =\\ 2(x^2(3x+2)-1(3x+2))=\\
2(x^2-1)(3x+2)=2(x+1)(x-1)(3x+2).
[/tex]

So k=1.

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