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22 December, 11:22

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

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Answers (2)
  1. 22 December, 12:15
    0
    3x^2 - 1

    Step-by-step explanation:

    First use foil on the binomials, and then you have x^2 + x - x - 1 + 2x^2. Once you simplify that it will give you 3x^2 - 1
  2. 22 December, 14:30
    0
    3x² - 1

    Step-by-step explanation:

    (x - 1) (x+1) + 2x²

    x² - 1 + 2x²

    3x² - 1
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