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Homework Help: Ratio test for sine.

  1. Nov 17, 2012 #1
    Without using l'hopital, how may I show that sin[(10pi)/(n+1)^2] / sin[(10pi)/n^2] converges?
  2. jcsd
  3. Nov 17, 2012 #2
    Are you allowed to use the fact that as x goes to zero, (sin x)/x goes to one?
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