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Math Help - help with integral problem?

  1. #1
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    help with integral problem?

    evaluate the indefinite integral

    i come up with 8sqrt(u)+C and this answer is not working!
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  2. #2
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    Quote Originally Posted by johnny4lsu View Post
    evaluate the indefinite integral

    i come up with 8sqrt(u)+C and this answer is not working!


    I would take out a 1/4 since that's just a constant and rewrite as u^(-1/2). See if that makes it better.
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  3. #3
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    that won't work either? Any other suggestions?
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  4. #4
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    Quote Originally Posted by johnny4lsu View Post
    that won't work either? Any other suggestions?
    When you tried that, what did you get for your answer?
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  5. #5
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    This is what i did!
    4u^(-1/2)du

    (4u^(1/2))/(1/2)

    8sqrt(u)+C
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  6. #6
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    Quote Originally Posted by johnny4lsu View Post
    This is what i did!
    4u^(-1/2)du

    (4u^(1/2))/(1/2)

    8sqrt(u)+C
    You almost have it but the 4 should be a 1/4. That should make it better.
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  7. #7
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    thank you very much. that was the problem! i appreciate the time.
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