Which shows one way to determine the factors of 4x3 + x2 – 8x

asked Jan 4, 2018 199k views

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Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

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3 votes

Answer:

A) x2(4x + 1) – 2(4x + 1)

Explanation:

Edg

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5 votes

4x^3 + x^2 – 8x – 2
= (4x^3 + x^2) – (8x + 2)
= x^2 (4x + 1) - 2(4x + 1)
= (x^2 - 2)(4x +1)

hope that helps

Peteisace answered Jan 11, 2018

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