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precalculus

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Simplify the Factorial Expression.
(3n+1)!*3!/(3n-2)!

  • precalculus -

    (3n+1)!*3!/(3n-2)!
    = (3n+1)(3n)(3n-1)(3n-2)!3!/(3n-2)!
    = 18n(9n^1 - 1)

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