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March 24, 2017

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simplify. express answer with positive exponents only. (-2x^-5y^4z^2)-3

  • college algebra - ,

    (-2x^-5y^4z^2)^-3
    multiply all the exponents by -3 to get

    -2^-3 x^15 y^-12 z^-6
    -x^15/(8 y^12 z^6)

  • college algebra - ,

    Xto the 5th power next to Xto the negative 3 power?

  • college algebra - ,

    (3xy-2)2
    x3

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