Simplify (x − 4)(x2 + 3x − 1).
1 answer:
<span> (x − 4)(x2 + 3x − 1)
=</span><span>x^3 + 3x^2 - x -4x^2 - 12x +4
=</span>x^3 -x^2 - 13x +4
answer is <span>B.x^3-x^2-13x+4</span>
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