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Is this solution correct?

  1. Mar 1, 2008 #1
    I solved this question a bit differently from the textbook's solution manual and got a very different answer. I am wondering if this solution is sound? Thanks.

    Attached Files:

  2. jcsd
  3. Mar 2, 2008 #2


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    Well you can always check yourself by differentiating your answer. However, on the last line (cot^2 x * sinx) is not equal to cotx * csc x.
  4. Mar 2, 2008 #3
    I like the first line. I'ma try that next time and get wowz.
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