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Thread: Help Expanding a term

  1. December 5th 2012, 09:45 PM #1
    petenice
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    Help Expanding a term

    How do i get from sin(x)(cot(x)+csc(x)) to (cos(x)+1) ? Im stuck on this one. Thanks
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  2. December 5th 2012, 09:49 PM #2
    MarkFL
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    Re: Help Expanding a term

    Hint: rewrite the second factor in the left expression in terms of sines and cosines, then distribute the sine.
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  3. December 5th 2012, 10:14 PM #3
    petenice
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    Re: Help Expanding a term

    Got it. Thanks again!
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