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Math Help - Integration problem with trigonometry

  1. #1
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    Integration problem with trigonometry

    Hi, I'm having trouble figuring out how to get the answer to this integral. I understand why the answer is what it is, but I don't know how to get there.

     \int cot^2x csc^2x dx

    = -\frac{1}{3} cot^3 x + C

    Thank you
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  2. #2
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    Mar 2009
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    Alberta
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    Quote Originally Posted by cynlix View Post
    Hi, I'm having trouble figuring out how to get the answer to this integral. I understand why the answer is what it is, but I don't know how to get there.

     \int cot^2x csc^2x dx

    = -\frac{1}{3} cot^3 x + C

    Thank you
    Try substituting u=cotx.
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