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Math Help - Improper Integrals - need help

  1. #1
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    Improper Integrals - need help

    need help on this:


    as you can tell the top one is the question, and the bottom 1 shows how to do it. however, the problem is i cant figure how to solve it. when i put it in my ti-83, it gives me about 2.303, but its wrong. i need help on wut to do after u get ln(n) - ln(1).
    thx
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  2. #2
    Eater of Worlds
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    Just take the limit as n ---> infinity.

    ln(1)=0, so all you have to deal with is \lim_{n\rightarrow{\infty}}ln(n)

    It should be rather obvious what the limit is.

    A TI-83 isn't the best for integration. Get a TI-89.
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