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Math Help - Series question

  1. #1
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    Series question

    Suppose that a function f(x) admits a convergent power series expansion around x=a,

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  2. #2
    MHF Contributor Drexel28's Avatar
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    Quote Originally Posted by Aerospank View Post
    Suppose that a function f(x) admits a convergent power series expansion around x=a,

    http://www.mathhelpforum.com/math-he...1&d=1264549330
    What have you tried?
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  3. #3
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    Quote Originally Posted by Drexel28 View Post
    What have you tried?
    i tried differentiating each term in (1) but i dont exactly know what to do...what do i differientiate with respect to?
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    Quote Originally Posted by Aerospank View Post
    i tried differentiating each term in (1) but i dont exactly know what to do...what do i differientiate with respect to?

    With respect to x, of course, the only variable there is in the expression.

    Tonio
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