Factor by grouping: x^3+2x^2−6x−12. Which of the following is one of the factors? A) (x^2−6x) B) (x^2−6) C) (x^2+2)

Question

Factor by grouping: x^3+2x^2−6x−12. Which of the following is one of the factors?
A) (x^2−6x)
B) (x^2−6)
C) (x^2+2)
D) (x−2)

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Khoii Minh 4 years 2021-08-24T12:03:10+00:00 1 Answers 13 views 0

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  1. taiduc
    0
    2021-08-24T12:04:18+00:00
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    x³+2x²-6x-12=x²•(x+2)-6(x+2)=(x+2)•(x²-6)

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