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math

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cotxcot2x-cot2xcot3x-cot3xcotx

  • math - ,

    What about it?
    Are we simplifying ?

    here is a variation of your question.
    http://www.jiskha.com/display.cgi?id=1278551037

    Instead of typing all those steps over again, I suggest you print the page and see if the steps help you.

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