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Math Help - Quick Laurent Series question

  1. #1
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    Quick Laurent Series question

    Hi
    Just to clarify something
    If the given question was to find the Laurent Series of \frac{1}{z^2-7z+10} would you find the valid regions by using \frac{1}{z-2} + \frac{1}{z-5} or use the partial expansion form \frac{1}{3(z-5)}- \frac{1}{3(z-2)}


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  2. #2
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    Re: Quick Laurent Series question

    Quote Originally Posted by Paymemoney View Post
    Hi
    Just to clarify something
    If the given question was to find the Laurent Series of \frac{1}{z^2-7z+10} would you find the valid regions by using \frac{1}{z-2} + \frac{1}{z-5} or use the partial expansion form \frac{1}{3(z-5)}- \frac{1}{3(z-2)}


    P.S
    The latter.
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