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Math Help - integral problem

  1. #1
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    integral problem

    1/(x+e^3x) dx


    thank you
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  2. #2
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    Quote Originally Posted by questionboy View Post
    1/(x+e^3x) dx


    thank you
    I doubt it can be done. Where has the question come from? Are there meant to be integral terminals? Is this the entire question?
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  3. #3
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    Evaluate from 0 to infinite. I don't know how to type the symbol.
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  4. #4
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    Quote Originally Posted by questionboy View Post
    Evaluate from 0 to infinite. I don't know how to type the symbol.
    it can be determined that the integral converges ...

    \int_0^{\infty} \frac{1}{x+e^{3x}} \, dx < \int_0^{\infty} e^{-3x} \, dx = \frac{1}{3}
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