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Math Help - college algebra

  1. #1
    Newbie
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    Philippines.
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    Smile college algebra

    X2n (xn + x-n)2 (1 + x4n)
    (-1)n + (-1)n+2
    2(-1)n + (-1)n+1
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  2. #2
    Super Member 11rdc11's Avatar
    Joined
    Jul 2007
    From
    New Orleans
    Posts
    894
    Is it

    1) x2n(xn+(-nx))2 -(1 +x4n) or 2) 2xn(xn + n - x)2 -(1 + 4xn)

    either way i provide answers for both

    1) 2xn(0)2 -(1+4xn)
    -(1+ 4xn)

    2) {(2x^2n^2) +(2xn^2) -(2x^2n)}2 -(1 + 4xn)
    (4x^2n^2) + (4xn^2) -(4x^2n) - 1 + 4xn

    Hope that helps
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