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Math Help - Partial fraction decomposition:

  1. #1
    Junior Member Selim's Avatar
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    Partial fraction decomposition:

    \frac{9x^2+x-1}{x^2*(x+1)}
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  2. #2
    MHF Contributor
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    Quote Originally Posted by Selim View Post
    \frac{9x^2+x-1}{x^2*(x+1)}
    You would need to set it up as

    \frac{A}{x} + \frac{Bx + C}{x^2} + \frac{D}{x + 1} = \frac{9x^2 + x - 1}{x^2(x + 1)}.
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