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X to the second power plus seven minus eight?

Science & Mathematics by Anonymous 2018-05-25 11:05:06

Social Science

X to the second power plus seven minus eight?

6 answers

  • Anonymous

    x^2 + 7 - 8 = x^2 - 1 = (x + 1)(x - 1)

  • Anonymous

    x^2 + 7 - 8 = x^2 - 1

  • Anonymous

    2x-1?

  • Anonymous

    Factored: x^2 - 1 is (x + 1)(x - 1)

  • Anonymous

    x^2 + 7 - 8 = 0 x^2 -1 = 0 x^2 = 1 x = 1 Or if you need to expand it: (x+1)(x-1)

  • Anonymous

    x^2 + 7 - 8 = x^2 - 1

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