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9 October, 13:58

Factor completely: 3x2 + 2x - 1. Answer. (3x + 1) (x + 1). (3x + 1) (x - 1). (3x - 1) (x + 1). (3x - 1) (x - 1).

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  1. 9 October, 14:03
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    3x^2 + 2x - 1 = 3x^2 + 3x - x - 1 = 3x (x + 1) - 1 (x + 1) = (x+1) (3x - 1)
  2. 9 October, 14:49
    0
    The correct answer for this question is " (3x - 1) (x + 1). "

    This is how to factor the given polynomial:

    3x2 + 2x - 1

    (3x - 1) (x + 1)

    It takes trial and error in order to get the final factor of a given polynomial. It has to be exact and correctly done.
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