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Math Help - Polynomials/exponents

  1. #1
    Newbie
    Joined
    Jul 2008
    Posts
    7

    Polynomials/exponents

    can someone help solve this

    2(64x^1/2y^9)^-2/3

    thanks
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  2. #2
    Junior Member
    Joined
    Jul 2008
    Posts
    42
    2(64^-2/3x^-1/3y-18/3)
    =2(1/16cubic rootx.y^6)
    =1/8cubic root x. y^6
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