Question:

Factor x^3-2x^2+x-2 then decide which one of the following polynomials is one of its factors?

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a) (x^2-2)

b) (x^2+2)

c) (x+2)

d) (x^2+1)

e) (x+1)

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2 ANSWERS


  1. x^3-2x^2+x-2 =

    (x-2)(x^2+1)

    So, d, x^2+1 is a factor.


  2. it's d, x^2+1

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