Recent content by JFUNR

  1. J

    Use partial fractions to find the sum of the series

    by all means...enlighten me..where's the pattern...
  2. J

    Use partial fractions to find the sum of the series

    How do you mean?
  3. J

    Use partial fractions to find the sum of the series

    ah that was a typo, the partial fraction expansion I have in my attempts is...\frac{5}{2n}+\frac{5}{2(n+2)}-\frac{5}{n+1} I still have the same issue..
  4. J

    Use partial fractions to find the sum of the series

    Homework Statement Use partial fractions to find the sum of the series: \Sigman=1 to infinity \frac{5}{n(n+1)(n+2} Homework Equations Partial Fraction breakdown: \Sigma \frac{5}{2n}+\frac{5}{2(n+2)}+\frac{5}{(n+1)} The Attempt at a Solution When I tried to cancel terms out, it is...
  5. J

    Two collars and a fixed shaft, required friction?

    Homework Statement Two collars A and B can slide on vertical rods. Collar A and collar B are connected by a cord that passes over a fixed shaft at C. the static friction coefficient of any two contact surfaces is 0.2. the weight of collar B is 10 lb, neglect collar A's weight, determine the...
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