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Homework Help: Trig limit

  1. Jan 5, 2004 #1
    How do I do this limit?
    [tex] \lim_{x\rightarrow 0} \frac{\sin 5x}{\sin 3x} [/tex]
  2. jcsd
  3. Jan 6, 2004 #2


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    Gold Member

    Do you know how to use l'Hopital's rule?
  4. Jan 6, 2004 #3
    U can use infinitesimals as x->0

    sin5x -> 5x and sin3x -> 3x
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