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add or subtract the following polynomials as indicated (5.9x3 + 3.4x2 -7)-(2.9x3-9.6x2 +3)

  • math -

    5.9x^3 + 3.4x^2 - 7
    -2.9x^3 +9.6x^2 - 3
    -------------------
    3.0x^3 + 13.0x^2 - 10

  • math -

    post it.

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